{"title":"Linear Motion","description":"\n\u003ch2\u003eLinear Motion Components for CNC, 3D Printers \u0026amp; Precision Machinery\u003c\/h2\u003e\n\n\u003cp\u003eWhether you're building a high-precision CNC router, upgrading a 3D printer, or engineering a custom automation system, having the right \u003cstrong\u003elinear motion components\u003c\/strong\u003e is essential for smooth, accurate, and repeatable movement. Our Linear Motion collection brings together everything you need — from hardened chrome linear shafts and ball screw assemblies to linear guide rails, slide blocks, bearing supports, and optical axis connectors — all sourced for quality and built to perform under demanding conditions. Browse our full range and find the exact fit for your project, with multiple sizes and configurations available.\u003c\/p\u003e\n\n\u003ch3\u003eFeatured Products\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/10mm-chrome-plated-linear-shaft-rod-3d-printer-cnc\"\u003e10mm Chrome Linear Shaft Rod for 3D Printer \u0026amp; CNC — 650–800mm\u003c\/a\u003e – A precision-ground, chrome-plated shaft rod ideal for 3D printer axes and CNC linear guides.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/linear-ball-bearings-lm6uu-lm8uu-lm10uu-lm12uu-lm20uu-3d-printer-cnc\"\u003e10Pcs Linear Ball Bearings LM6UU–LM20UU for 3D Printers\u003c\/a\u003e – A versatile 10-piece set of linear ball bearings covering a wide range of shaft diameters for smooth, low-friction motion.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/hgr25-linear-guide-rail-2pcs-4pcs-hgh25ca-hgw25cc-blocks-cnc\"\u003eHGR25 Linear Guide Rail 2PCS + 4PCS HGH25CA\/HGW25CC Blocks CNC\u003c\/a\u003e – Heavy-duty HGR25 rails paired with carriage blocks for high-load CNC and industrial linear motion applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/custom-linear-guide-sfu1605-ball-screw-motion-module-nema23-stepper-motor\"\u003eCustom SFU1605 Ball Screw Linear Guide Module + NEMA23 Motor\u003c\/a\u003e – A complete, ready-to-install linear motion module featuring an SFU1605 ball screw and NEMA23 stepper motor for precise CNC axis control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/sc10uu-linear-motion-ball-bearing-slide-block-10mm-2pcs\"\u003e2pcs SC10UU Linear Ball Bearing Slide Block for 10mm Shaft Rail\u003c\/a\u003e – Compact slide blocks with integrated linear bearings, designed to glide effortlessly along 10mm shaft rails.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose Our Linear Motion Components?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e Chrome-plated shafts, hardened steel rails, and precision-ground ball screws ensure tight tolerances and consistent performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Size Range:\u003c\/strong\u003e From LM5UU bearings to 20mm shaft rods and HGR25 guide rails, we stock components to suit small desktop machines and larger industrial setups alike.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete System Solutions:\u003c\/strong\u003e Find shafts, bearings, support blocks, guide rails, ball screws, and connectors — everything to build or upgrade a full linear motion system in one place.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrusted Brands \u0026amp; Quality Materials:\u003c\/strong\u003e Our selection includes Kande Bearings and other reputable manufacturers, using chrome steel, aluminum alloy, and engineering-grade polymers for durability and longevity.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDIY \u0026amp; Professional Ready:\u003c\/strong\u003e Whether you're a hobbyist 3D printing enthusiast or a professional CNC machine builder, our components are easy to source, install, and maintain.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eQ: What is the difference between a linear ball bearing and a plain linear bearing for CNC or 3D printer use?\u003c\/h4\u003e\n\u003cp\u003eA: Linear ball bearings (such as LM8UU or SC10UU) use recirculating steel balls to minimize friction, making them ideal for high-speed, high-precision applications like 3D printer axes and CNC routers. Plain linear bearings (such as POM or engineering plastic types) have no balls and instead rely on a low-friction polymer surface — they are quieter, more tolerant of misalignment, and better suited for environments where lubrication is difficult. Choose ball bearings for speed and precision, and plain bearings for quiet operation and low-maintenance setups.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I select the correct linear shaft diameter for my project?\u003c\/h4\u003e\n\u003cp\u003eA: The shaft diameter should match the inner bore of your chosen linear bearings (e.g., a 10mm shaft pairs with LM10UU or SC10UU bearings) and must be sized to handle the load and span of your application without excessive deflection. As a general rule, longer unsupported shaft spans require larger diameters for rigidity. Our range covers 5mm through 20mm chrome-plated linear shaft rods, so you can match the right shaft to your bearing and support block configuration.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is a ball screw and why is it preferred over a lead screw for CNC linear motion?\u003c\/h4\u003e\n\u003cp\u003eA: A ball screw (such as the SFU1605 used in our Custom Ball Screw Linear Guide Module) uses recirculating steel balls between the screw and nut, resulting in very low friction, high efficiency (typically 90%+), minimal backlash, and excellent positional accuracy. Lead screws, by contrast, use sliding contact and have higher friction and lower efficiency. Ball screws are the preferred choice for precision CNC machines, linear actuators, and any application where accuracy, repeatability, and efficiency are critical.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use HGR25 linear guide rails with both HGH25CA and HGW25CC carriage blocks?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. HGR25 is the standard 25mm-wide linear guide rail profile, and both HGH25CA (narrow, low-profile carriage) and HGW25CC (wide, flanged carriage) blocks are fully compatible with the same HGR25 rail. The choice between them depends on your mounting requirements: HGH25CA blocks mount from the side and are ideal for compact designs, while HGW25CC blocks mount from the top via a flange and provide a larger, more stable mounting surface for heavier loads.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between a linear ball bearing and a plain linear bearing for CNC or 3D printer use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Linear ball bearings (such as LM8UU or SC10UU) use recirculating steel balls to minimize friction, making them ideal for high-speed, high-precision applications like 3D printer axes and CNC routers. Plain linear bearings (such as POM or engineering plastic types) have no balls and instead rely on a low-friction polymer surface — they are quieter, more tolerant of misalignment, and better suited for environments where lubrication is difficult. Choose ball bearings for speed and precision, and plain bearings for quiet operation and low-maintenance setups.\"}}, {\"@type\": \"Question\", \"name\": \"How do I select the correct linear shaft diameter for my project?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The shaft diameter should match the inner bore of your chosen linear bearings (e.g., a 10mm shaft pairs with LM10UU or SC10UU bearings) and must be sized to handle the load and span of your application without excessive deflection. As a general rule, longer unsupported shaft spans require larger diameters for rigidity. Our range covers 5mm through 20mm chrome-plated linear shaft rods, so you can match the right shaft to your bearing and support block configuration.\"}}, {\"@type\": \"Question\", \"name\": \"What is a ball screw and why is it preferred over a lead screw for CNC linear motion?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A ball screw (such as the SFU1605 used in our Custom Ball Screw Linear Guide Module) uses recirculating steel balls between the screw and nut, resulting in very low friction, high efficiency (typically 90%+), minimal backlash, and excellent positional accuracy. Lead screws, by contrast, use sliding contact and have higher friction and lower efficiency. Ball screws are the preferred choice for precision CNC machines, linear actuators, and any application where accuracy, repeatability, and efficiency are critical.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use HGR25 linear guide rails with both HGH25CA and HGW25CC carriage blocks?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. HGR25 is the standard 25mm-wide linear guide rail profile, and both HGH25CA (narrow, low-profile carriage) and HGW25CC (wide, flanged carriage) blocks are fully compatible with the same HGR25 rail. The choice between them depends on your mounting requirements: HGH25CA blocks mount from the side and are ideal for compact designs, while HGW25CC blocks mount from the top via a flange and provide a larger, more stable mounting surface for heavier loads.\"}}]}\u003c\/script\u003e","products":[{"product_id":"aluminum-alloy-parallel-clamp-optical-axis-pipe-connector","title":"Aluminum Alloy Parallel Clamp – Optical Axis Pipe Connector","description":"\n\u003ch2\u003eAluminum Alloy Parallel Clamp – Optical Axis \u0026amp; Round Pipe Connector\u003c\/h2\u003e\n\u003cp\u003eKeep your builds precise and secure with this \u003cstrong\u003eHigh-Quality Aluminum Alloy Parallel Clamp\u003c\/strong\u003e. Designed for DIY enthusiasts, makers, and engineers, this versatile pillar clamp firmly connects same-diameter optical axes, steel pipes, and round-frame components — making it an essential fastening solution for a wide range of home and workshop projects.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Aluminum Alloy Construction:\u003c\/strong\u003e Lightweight yet strong, this clamp offers excellent corrosion resistance and long-lasting durability for both indoor and outdoor projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eParallel Clamping Design:\u003c\/strong\u003e Ensures precise, even alignment of same-diameter rods, optical axes, steel pipes, and round-frame connectors for a tight, reliable fit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Standard-sized for broad compatibility with a variety of shaft couplings, optical rails, and cylindrical components used in DIY frames and mechanical assemblies.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Temperature Resistance:\u003c\/strong\u003e Rated to withstand up to 105°C (volatile matter ≤ specification), maintaining structural integrity in demanding environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Alignment Accommodation:\u003c\/strong\u003e The flexible design helps compensate for minor misalignments, ensuring a snug and secure connection every time.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Easy to Use:\u003c\/strong\u003e Lightweight build makes handling and installation effortless — no specialized tools required for most applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum Alloy\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e As shown in product images\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e As shown in product images\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e 1 × Aluminum Alloy Parallel Clamp\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Temperature Rating:\u003c\/strong\u003e Up to 105°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHome DIY mechanical builds and custom frames\u003c\/li\u003e\n  \u003cli\u003eOptical axis and linear rail systems\u003c\/li\u003e\n  \u003cli\u003eRound pipe and steel tube assemblies\u003c\/li\u003e\n  \u003cli\u003e3D printer frames and CNC machine components\u003c\/li\u003e\n  \u003cli\u003eWorkshop jigs and fixtures\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Allow 2–3% dimensional tolerance due to manual measurement. Actual color may vary slightly from product images due to different monitor display settings.\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1000d-tactical-edc-bag-military-ammo-pouch-hunting-wash-bag-dump-pouch-portable-tool-storage-handbag-compatible-military-utility\"\u003e1000D Tactical EDC Bag – Portable Tool Storage Handbag\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What materials is this parallel clamp made from?\u003c\/h4\u003e\n\u003cp\u003eA: This parallel clamp is crafted from high-quality aluminum alloy, offering an ideal combination of lightweight handling, corrosion resistance, and structural strength for home DIY and workshop applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What types of pipes or rods is this aluminum clamp compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This clamp is designed to connect same-diameter optical axes, steel pipes, and round-frame connectors. Its standard sizing ensures broad compatibility with shaft couplings and cylindrical components commonly used in DIY frames, linear rails, and mechanical assemblies.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many clamps are included in one package?\u003c\/h4\u003e\n\u003cp\u003eA: Each order includes 1 piece of the aluminum alloy parallel clamp. Please refer to the product images for exact dimensions, as sizes vary by listing variant.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this clamp handle high-temperature environments?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. This parallel clamp is rated to withstand temperatures up to 105°C (volatile matter ≤ specification), making it suitable for use in environments with elevated heat without risk of degradation or loss of clamping performance.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What materials is this parallel clamp made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This parallel clamp is crafted from high-quality aluminum alloy, offering an ideal combination of lightweight handling, corrosion resistance, and structural strength for home DIY and workshop applications.\"}}, {\"@type\": \"Question\", \"name\": \"What types of pipes or rods is this aluminum clamp compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This clamp is designed to connect same-diameter optical axes, steel pipes, and round-frame connectors. Its standard sizing ensures broad compatibility with shaft couplings and cylindrical components commonly used in DIY frames, linear rails, and mechanical assemblies.\"}}, {\"@type\": \"Question\", \"name\": \"How many clamps are included in one package?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each order includes 1 piece of the aluminum alloy parallel clamp. Please refer to the product images for exact dimensions, as sizes vary by listing variant.\"}}, {\"@type\": \"Question\", \"name\": \"Can this clamp handle high-temperature environments?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. This parallel clamp is rated to withstand temperatures up to 105°C (volatile matter ≤ specification), making it suitable for use in environments with elevated heat without risk of degradation or loss of clamping performance.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Aluminum Alloy Parallel Clamp – Optical Axis Pipe Connector\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/aluminum-alloy-parallel-clamp-optical-axis-pipe-connector\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"6-6 hole spacing20","offer_id":57573717934246,"sku":"1005012775170755-6-6 hole spacing20","price":18.07,"currency_code":"USD","in_stock":true},{"title":"6-6 hole spacing15","offer_id":57573717967014,"sku":"1005012775170755-6-6 hole spacing15","price":17.2,"currency_code":"USD","in_stock":true},{"title":"6-6 hole spacing10","offer_id":57573717999782,"sku":"1005012775170755-6-6 hole spacing10","price":16.52,"currency_code":"USD","in_stock":true},{"title":"8-8 hole spacing30","offer_id":57573718032550,"sku":"1005012775170755-8-8 hole spacing30","price":20.23,"currency_code":"USD","in_stock":true},{"title":"8-8 hole spacing25","offer_id":57573718065318,"sku":"1005012775170755-8-8 hole spacing25","price":19.51,"currency_code":"USD","in_stock":true},{"title":"8-8 hole spacing15","offer_id":57573718098086,"sku":"1005012775170755-8-8 hole spacing15","price":16.6,"currency_code":"USD","in_stock":true},{"title":"6-6 hole spacing25","offer_id":57573718130854,"sku":"1005012775170755-6-6 hole spacing25","price":18.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/Sbabb7b9ddfc04a119cabe29c2d848eddB.webp?v=1791231967"},{"product_id":"t-type-optical-axis-cross-connector-block-3d-printer-linear-guide","title":"T-Type Optical Axis Cross Connector Block for 3D Printer Linear Guide","description":"\n\u003ch2\u003eT-Type Optical Axis Cross Connector – Precision Aluminum Alloy Column Block\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer, automation assembly, or linear guide build with this high-precision \u003cstrong\u003eT-Type Optical Axis Cross Connector Block\u003c\/strong\u003e. Machined from premium aluminum alloy, this compact yet robust fitting delivers rock-solid pillar connections for demanding industrial and DIY mechanical projects.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCorrosion \u0026amp; Oxidation Resistant:\u003c\/strong\u003e The aluminum alloy construction forms a dense protective surface layer that resists rust, moisture, and industrial chemical exposure — keeping your assembly performing reliably even in tough environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Precision Machining:\u003c\/strong\u003e Processed via precision cutting technology from high-purity aluminum alloy, this connector achieves a perfectly tight fit with connecting pillars, eliminating loosening and misalignment for superior structural stability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Strength Load Bearing:\u003c\/strong\u003e One-piece die-cast high-strength aluminum alloy construction resists deformation and fracture, providing secure, dependable support for heavy mechanical components.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTool-Free Quick Installation:\u003c\/strong\u003e Pre-configured with standard threaded holes and matched hex locking screws, so you can adjust and lock pillar positions in minutes — no extra drilling or complex tooling required, saving you assembly time and cost.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight Optimized Structure:\u003c\/strong\u003e Low-density, high-strength aluminum alloy keeps the connector lighter than equivalent steel parts while maintaining equal structural strength — reducing overall equipment weight without sacrificing performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndustrial Automation Connection Fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eT-Type Cross Block \/ Fixed Column Connector\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAs shown in product images\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAs shown in product images\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 piece\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eIdeal for a wide range of projects including:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3D printer frame and linear guide assembly\u003c\/li\u003e\n  \u003cli\u003eAutomation equipment manufacturing\u003c\/li\u003e\n  \u003cli\u003eConveyor line construction\u003c\/li\u003e\n  \u003cli\u003eMechanical fixture production\u003c\/li\u003e\n  \u003cli\u003eDIY industrial and maker projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eProduct photos are for reference only and may not reflect actual size — please refer to the specifications above for dimensions.\u003c\/li\u003e\n  \u003cli\u003eAllow minor differences due to manual measurement tolerances.\u003c\/li\u003e\n  \u003cli\u003eActual color may vary slightly from images due to monitor display differences.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What material is the T-Type Optical Axis Cross Connector made of?\u003c\/h4\u003e\n\u003cp\u003eA: The connector is made from high-purity, high-strength aluminum alloy using precision die-casting and cutting processes. This provides excellent corrosion resistance, structural rigidity, and a lightweight build compared to steel alternatives.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this cross connector compatible with standard 3D printer linear guide rails?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — this T-type cross block is designed for standard optical axis and linear guide pillar connections commonly used in 3D printer frames, conveyor lines, automation equipment, and DIY mechanical builds. Please verify the axis diameter against the product images before ordering.\u003c\/p\u003e\n\u003ch4\u003eQ: Do I need special tools to install this connector?\u003c\/h4\u003e\n\u003cp\u003eA: No special tools are needed. The connector comes pre-configured with standard threaded holes and matched hex locking screws, allowing you to adjust and secure pillar positions quickly and easily without additional drilling or complex equipment.\u003c\/p\u003e\n\u003ch4\u003eQ: How many pieces are included in one order?\u003c\/h4\u003e\n\u003cp\u003eA: Each order includes 1 piece of the T-Type Optical Axis Cross Connector Block.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What material is the T-Type Optical Axis Cross Connector made of?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The connector is made from high-purity, high-strength aluminum alloy using precision die-casting and cutting processes. This provides excellent corrosion resistance, structural rigidity, and a lightweight build compared to steel alternatives.\"}}, {\"@type\": \"Question\", \"name\": \"Is this cross connector compatible with standard 3D printer linear guide rails?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — this T-type cross block is designed for standard optical axis and linear guide pillar connections commonly used in 3D printer frames, conveyor lines, automation equipment, and DIY mechanical builds. Please verify the axis diameter against the product images before ordering.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need special tools to install this connector?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No special tools are needed. The connector comes pre-configured with standard threaded holes and matched hex locking screws, allowing you to adjust and secure pillar positions quickly and easily without additional drilling or complex equipment.\"}}, {\"@type\": \"Question\", \"name\": \"How many pieces are included in one order?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each order includes 1 piece of the T-Type Optical Axis Cross Connector Block.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"T-Type Optical Axis Cross Connector Block for 3D Printer Linear Guide\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/t-type-optical-axis-cross-connector-block-3d-printer-linear-guide\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"A2","offer_id":57574127796390,"sku":"1005012889363975-A2","price":13.97,"currency_code":"USD","in_stock":true},{"title":"A3","offer_id":57574127829158,"sku":"1005012889363975-A3","price":15.72,"currency_code":"USD","in_stock":true},{"title":"A4","offer_id":57574127861926,"sku":"1005012889363975-A4","price":16.84,"currency_code":"USD","in_stock":true},{"title":"A5","offer_id":57574127894694,"sku":"1005012889363975-A5","price":17.84,"currency_code":"USD","in_stock":true},{"title":"A6","offer_id":57574127927462,"sku":"1005012889363975-A6","price":22.02,"currency_code":"USD","in_stock":true},{"title":"A7","offer_id":57574127960230,"sku":"1005012889363975-A7","price":20.31,"currency_code":"USD","in_stock":true},{"title":"A9","offer_id":57574127992998,"sku":"1005012889363975-A9","price":22.46,"currency_code":"USD","in_stock":true},{"title":"A10","offer_id":57574128025766,"sku":"1005012889363975-A10","price":24.22,"currency_code":"USD","in_stock":true},{"title":"A8","offer_id":57574128058534,"sku":"1005012889363975-A8","price":20.19,"currency_code":"USD","in_stock":true},{"title":"A11","offer_id":57574128091302,"sku":"1005012889363975-A11","price":22.3,"currency_code":"USD","in_stock":true},{"title":"A1","offer_id":57574128124070,"sku":"1005012889363975-A1","price":15.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/Sb3813944bf594a1b9e9cbd272d20d0aaR.webp?v=1791240296"},{"product_id":"6mm-8mm-aluminum-parallel-clamp-optical-axis-pipe-round-frame-connector","title":"6mm 8mm Aluminum Parallel Clamp Optical Axis Pipe Connector","description":"\n\u003ch2\u003eHUXUAN 6mm \u0026amp; 8mm Aluminum Parallel Clamp – Optical Axis Fixing Connector\u003c\/h2\u003e\n\u003cp\u003eKeep your builds precise and secure with the \u003cstrong\u003eHUXUAN Pillar Parallel Clamp\u003c\/strong\u003e. Engineered for same-diameter optical axis rods, steel pipes, and round frame assemblies, this compact aluminum alloy connector delivers firm, reliable fixing for DIY projects, 3D printers, CNC rigs, and mechanical frameworks. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight Aluminum Alloy Construction:\u003c\/strong\u003e Offers an excellent strength-to-weight ratio along with natural corrosion resistance — built to last in workshop and lab environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-Size Compatibility:\u003c\/strong\u003e Fits both 6mm and 8mm diameter pillars, optical axis rods, and round steel pipes, making it versatile across a wide range of mechanical builds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Temperature Tolerance:\u003c\/strong\u003e Rated to withstand up to 105°C, ensuring stable performance even in warm or high-output operating conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Fit Design:\u003c\/strong\u003e Accommodates minor misalignments for a tight, secure connection — ideal for precision assemblies where exact alignment is critical.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard Sizing:\u003c\/strong\u003e Compatible with a wide range of shaft couplings and connector systems, so it integrates easily into existing setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Clean Finish:\u003c\/strong\u003e Sleek profile keeps builds tidy without adding unnecessary bulk.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHUXUAN\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Diameters\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6mm \/ 8mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e105°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAs shown in images\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 x Parallel Clamp Connector\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Please allow 2–3% variance due to manual measurement. Actual color may vary slightly from images due to differences in monitor calibration.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e3D printer frame assemblies\u003c\/li\u003e\n  \u003cli\u003eCNC machine builds and upgrades\u003c\/li\u003e\n  \u003cli\u003eOptical rail and rod fixtures\u003c\/li\u003e\n  \u003cli\u003eDIY mechanical and robotic projects\u003c\/li\u003e\n  \u003cli\u003eSteel pipe and round frame connectors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What rod or pipe diameters does this parallel clamp fit?\u003c\/h4\u003e\n\u003cp\u003eA: This aluminum parallel clamp is designed to fit both 6mm and 8mm same-diameter optical axis rods, steel pillars, and round frame pipes. It is intended for use with matching diameters on both sides (i.e., 6mm-to-6mm or 8mm-to-8mm connections).\u003c\/p\u003e\n\u003ch4\u003eQ: Is this clamp suitable for 3D printer and CNC builds?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The HUXUAN parallel clamp is a popular choice for 3D printer linear rail assemblies, CNC gantry frames, and other precision mechanical builds that use 6mm or 8mm optical axis rods or smooth steel pipes.\u003c\/p\u003e\n\u003ch4\u003eQ: How heat-resistant is this aluminum clamp?\u003c\/h4\u003e\n\u003cp\u003eA: The clamp is rated to withstand temperatures up to 105°C, making it suitable for environments near heated components like 3D printer hotends, motors, and other heat-generating machinery without risk of warping or degradation.\u003c\/p\u003e\n\u003ch4\u003eQ: Does the package include more than one clamp?\u003c\/h4\u003e\n\u003cp\u003eA: Each listing includes 1 piece (1 x parallel clamp connector). If you need multiple units, simply adjust the quantity at checkout.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What rod or pipe diameters does this parallel clamp fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This aluminum parallel clamp is designed to fit both 6mm and 8mm same-diameter optical axis rods, steel pillars, and round frame pipes. 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The HUXUAN parallel clamp is a popular choice for 3D printer linear rail assemblies, CNC gantry frames, and other precision mechanical builds that use 6mm or 8mm optical axis rods or smooth steel pipes.\"}}, {\"@type\": \"Question\", \"name\": \"How heat-resistant is this aluminum clamp?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The clamp is rated to withstand temperatures up to 105°C, making it suitable for environments near heated components like 3D printer hotends, motors, and other heat-generating machinery without risk of warping or degradation.\"}}, {\"@type\": \"Question\", \"name\": \"Does the package include more than one clamp?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each listing includes 1 piece (1 x parallel clamp connector). 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Available in a wide range of sizes from LM3UU all the way up to LM40UU (including LM8SUU), these linear bushings deliver smooth, low-friction motion along linear shafts — keeping your builds accurate and your machines running reliably.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModels Available:\u003c\/strong\u003e LM3UU, LM4UU, LM5UU, LM6UU, LM8UU, LM8SUU, LM10UU, LM12UU, LM13UU, LM14UU, and up to LM40UU\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Inner diameter × Outer diameter × Length (e.g., LM3 = 3mm × 7mm × 10mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Bearing steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCage Material:\u003c\/strong\u003e Nylon\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack Sizes:\u003c\/strong\u003e Available in 1pc, 2pcs, or 10pcs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomization:\u003c\/strong\u003e Custom sizes available — contact customer service with your requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e3D printers (X, Y, and Z-axis linear motion)\u003c\/li\u003e\n  \u003cli\u003eCNC routers and milling machines\u003c\/li\u003e\n  \u003cli\u003eEngraving machines\u003c\/li\u003e\n  \u003cli\u003eStepper motor-driven guide rails\u003c\/li\u003e\n  \u003cli\u003eMachine tool linear guide systems\u003c\/li\u003e\n  \u003cli\u003eDIY automation and motion control projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose These Linear Bearings?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eWide Size Range\u003c\/strong\u003e — One stop for all common linear bearing sizes from LM3 to LM40\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eEasy Installation\u003c\/strong\u003e — Drop-in fit for standard linear shafts, no special tools required\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eSmooth Operation\u003c\/strong\u003e — Nylon cage reduces friction for fluid, consistent linear movement\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eDurable Construction\u003c\/strong\u003e — Bearing steel housing withstands repeated use in demanding environments\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eFlexible Quantities\u003c\/strong\u003e — Buy singles, pairs, or value 10-packs to suit your project needs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories Anti-Loosening Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What does \"LM8SUU\" mean and how does it differ from LM8UU?\u003c\/h4\u003e\n\u003cp\u003eA: The \"S\" in LM8SUU indicates a short version of the standard LM8UU linear bearing. Both share the same 8mm inner diameter and outer diameter, but the LM8SUU has a shorter overall length. This makes it ideal for compact 3D printer builds or applications where axial space is limited.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these linear bearings compatible with standard smooth rods?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — each LMxUU bearing is designed to match the corresponding standard shaft diameter. For example, LM8UU fits an 8mm smooth rod, LM12UU fits a 12mm rod, and so on. Just match the bearing model number to your shaft diameter for a proper fit.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I order a size that is not listed in the options?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. These linear bearings support customization. If you need a size not shown in the available options, please contact customer service with your exact requirements (inner diameter, outer diameter, and length) and a custom order can be arranged.\u003c\/p\u003e\n\u003ch4\u003eQ: What materials are used in these linear bushings?\u003c\/h4\u003e\n\u003cp\u003eA: The housing is made from bearing-grade steel for durability and rigidity, while the ball cage is constructed from nylon to minimize friction and ensure quiet, smooth movement along the linear shaft.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does \\\"LM8SUU\\\" mean and how does it differ from LM8UU?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The \\\"S\\\" in LM8SUU indicates a short version of the standard LM8UU linear bearing. Both share the same 8mm inner diameter and outer diameter, but the LM8SUU has a shorter overall length. 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Linear Ball Bearing Block 6–16mm | CNC Shaft Rod Parts","description":"\u003ch2\u003eJARBLUE SCS Linear Ball Bearing Block – Precision Motion for CNC Builds\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC machine, 3D printer, or linear motion system with the \u003cstrong\u003eJARBLUE SCS Linear Ball Bearing Block\u003c\/strong\u003e. Available in six shaft diameter sizes — \u003cstrong\u003e6mm (SCS6UU), 8mm (SCS8UU), 10mm (SCS10UU), 12mm (SCS12UU), 13mm (SCS13UU), and 16mm (SCS16UU)\u003c\/strong\u003e — these closed-type pillow block bearings deliver smooth, low-friction linear travel along round guide shafts and rods.\u003c\/p\u003e\n\n\u003cp\u003eEngineered to CE and RoHS standards, each block features precision-ground steel ball bearings housed in a durable casing with pre-drilled mounting holes, making installation fast and straightforward. Whether you're building a router, laser engraver, pick-and-place machine, or custom linear actuator, these blocks provide the stable and consistent movement your project demands.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Size Options:\u003c\/strong\u003e Choose from 6mm, 8mm, 10mm, 12mm, 13mm, or 16mm bore diameter to match your shaft spec exactly\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE \u0026amp; RoHS Certified:\u003c\/strong\u003e Meets international quality and environmental standards\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmooth Low-Friction Motion:\u003c\/strong\u003e Precision ball bearing design ensures consistent, accurate linear travel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Mounting:\u003c\/strong\u003e Pre-drilled flanged block body for quick, secure attachment to frames and assemblies\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e High-quality steel bearings and rigid housing for long service life under continuous use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Fits standard round guide shafts and rods used in most CNC, 3D printing, and automation applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJARBLUE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModels Available\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSCS6UU, SCS8UU, SCS10UU, SCS12UU, SCS13UU, SCS16UU\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShaft Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6mm \/ 8mm \/ 10mm \/ 12mm \/ 13mm \/ 16mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClosed Linear Ball Bearing Pillow Block\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, RoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC routers and milling machines\u003c\/li\u003e\n  \u003cli\u003e3D printers and laser engravers\u003c\/li\u003e\n  \u003cli\u003eLinear actuators and automation systems\u003c\/li\u003e\n  \u003cli\u003ePick-and-place machines and robotics\u003c\/li\u003e\n  \u003cli\u003eCustom DIY linear motion projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Dry and Wet Use Heavy Duty\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What sizes are available for the JARBLUE SCS linear ball bearing block?\u003c\/h4\u003e\n\u003cp\u003eA: The bearing block is available in six shaft diameter sizes: 6mm (SCS6UU), 8mm (SCS8UU), 10mm (SCS10UU), 12mm (SCS12UU), 13mm (SCS13UU), and 16mm (SCS16UU). Please select the size that matches your guide shaft or rod diameter.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these linear bearing blocks compatible with standard CNC and 3D printer guide rods?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. These SCS-series pillow block bearings are designed to fit standard round chrome steel guide shafts commonly used in CNC routers, 3D printers, laser engravers, and other linear motion systems. Simply match the bore diameter to your shaft size.\u003c\/p\u003e\n\u003ch4\u003eQ: What certifications do these linear ball bearing blocks carry?\u003c\/h4\u003e\n\u003cp\u003eA: Each JARBLUE SCS linear ball bearing block is CE and RoHS certified, confirming it meets international safety and environmental compliance standards.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I install the SCS linear bearing block?\u003c\/h4\u003e\n\u003cp\u003eA: The flanged pillow block body features pre-drilled mounting holes, so you can bolt it directly to your machine frame or extrusion profile. Slide the block onto your guide shaft and secure it in place — no special tools required for basic installation.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What sizes are available for the JARBLUE SCS linear ball bearing block?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The bearing block is available in six shaft diameter sizes: 6mm (SCS6UU), 8mm (SCS8UU), 10mm (SCS10UU), 12mm (SCS12UU), 13mm (SCS13UU), and 16mm (SCS16UU). Please select the size that matches your guide shaft or rod diameter.\"}}, {\"@type\": \"Question\", \"name\": \"Are these linear bearing blocks compatible with standard CNC and 3D printer guide rods?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. These SCS-series pillow block bearings are designed to fit standard round chrome steel guide shafts commonly used in CNC routers, 3D printers, laser engravers, and other linear motion systems. Simply match the bore diameter to your shaft size.\"}}, {\"@type\": \"Question\", \"name\": \"What certifications do these linear ball bearing blocks carry?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each JARBLUE SCS linear ball bearing block is CE and RoHS certified, confirming it meets international safety and environmental compliance standards.\"}}, {\"@type\": \"Question\", \"name\": \"How do I install the SCS linear bearing block?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The flanged pillow block body features pre-drilled mounting holes, so you can bolt it directly to your machine frame or extrusion profile. Slide the block onto your guide shaft and secure it in place — no special tools required for basic installation.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"SCS Linear Ball Bearing Block 6–16mm | CNC Shaft Rod Parts\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/scs-linear-ball-bearing-block-6mm-16mm-cnc-shaft-rod-parts\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"SCS20UU","offer_id":57604954325158,"sku":"32921478660-SCS20UU","price":40.98,"currency_code":"USD","in_stock":true},{"title":"SCS6UU","offer_id":57604954357926,"sku":"32921478660-SCS6UU","price":15.28,"currency_code":"USD","in_stock":true},{"title":"SCS8UU","offer_id":57604954390694,"sku":"32921478660-SCS8UU","price":15.64,"currency_code":"USD","in_stock":true},{"title":"SCS10UU","offer_id":57604954423462,"sku":"32921478660-SCS10UU","price":17.88,"currency_code":"USD","in_stock":true},{"title":"SCS12UU","offer_id":57604954456230,"sku":"32921478660-SCS12UU","price":23.86,"currency_code":"USD","in_stock":true},{"title":"SCS13UU","offer_id":57604954488998,"sku":"32921478660-SCS13UU","price":25.34,"currency_code":"USD","in_stock":true},{"title":"SCS16UU","offer_id":57604954521766,"sku":"32921478660-SCS16UU","price":37.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S87534ed9b30e46d7a6c3e256ff9aa3c0k.webp?v=1791724231"},{"product_id":"linear-shaft-rail-6-16mm-od-100-800mm-3d-printer-cnc-axis","title":"Linear Shaft Rail 6–16mm OD, 100–800mm | 3D Printer CNC Axis","description":"\n\u003ch2\u003ePrecision Linear Shaft — Cylinder Liner Rail for 3D Printers \u0026amp; CNC Machines\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer, CNC router, or automated machinery with this high-precision \u003cstrong\u003ehardened steel linear optical shaft\u003c\/strong\u003e. Manufactured from GCr15 bearing steel with a hard chrome surface, it delivers exceptional straightness, smooth glide, and long-lasting durability across a wide range of industrial and hobbyist applications. Available in outer diameters from \u003cstrong\u003e6 mm to 16 mm\u003c\/strong\u003e and lengths from \u003cstrong\u003e100 mm to 800 mm\u003c\/strong\u003e — simply select the exact size you need.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Bearing Steel GCr15\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e ~HRC 62°\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Grade:\u003c\/strong\u003e g6 \/ h6\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface Roughness:\u003c\/strong\u003e Below 1.5 µm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface Hard-Thickness:\u003c\/strong\u003e 0.8 µm – 3 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStraightness:\u003c\/strong\u003e Below 5 µm \/ 100 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHard Chrome Thickness:\u003c\/strong\u003e 3.0 µm (Rmax)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Silver\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, RoHS\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAvailable Outer Diameters\u003c\/h3\u003e\n\u003cp\u003e6 mm · 8 mm · 10 mm · 12 mm · 13 mm · 14 mm · 15 mm · 16 mm\u003c\/p\u003e\n\n\u003ch3\u003eAvailable Lengths\u003c\/h3\u003e\n\u003cp\u003e100 mm · 200 mm · 300 mm · 400 mm · 500 mm · 600 mm · 700 mm · 800 mm\u003c\/p\u003e\n\n\u003ch3\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-smooth surface\u003c\/strong\u003e — reduces friction for precise, consistent linear motion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh hardness (HRC 62°)\u003c\/strong\u003e — resists wear and extends the service life of your equipment\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTight dimensional tolerances (g6\/h6)\u003c\/strong\u003e — compatible with standard linear bearings and bushings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy to install\u003c\/strong\u003e — drop-in replacement for most 3D printer and CNC axis rails\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile sizing\u003c\/strong\u003e — wide range of diameters and lengths for custom builds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE \u0026amp; RoHS certified\u003c\/strong\u003e — meets quality and safety standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e3D printer X, Y, and Z axis guide rails\u003c\/li\u003e\n  \u003cli\u003eCNC routers and engravers\u003c\/li\u003e\n  \u003cli\u003eIndustrial robots and automated recording instruments\u003c\/li\u003e\n  \u003cli\u003ePrecision printers and plotters\u003c\/li\u003e\n  \u003cli\u003eAutomatic woodworking machines\u003c\/li\u003e\n  \u003cli\u003eSpecial gas actuators and custom automation builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e1 × Linear Optical Shaft\u003c\/strong\u003e (diameter and length as selected)\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003ePlease select the correct size before ordering. Only one shaft is included per purchase.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What material is this linear shaft made from, and how hard is it?\u003c\/h4\u003e\n\u003cp\u003eA: The linear shaft is precision-ground from GCr15 bearing steel and heat-treated to approximately HRC 62° hardness. This makes it highly resistant to wear and deformation under repeated use in 3D printers, CNC machines, and other automated equipment.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Which linear bearings or bushings are compatible with this shaft?\u003c\/h4\u003e\n\u003cp\u003eA: The shaft is manufactured to g6\/h6 tolerance grades, making it compatible with standard LM-series linear ball bearings (e.g., LM6UU, LM8UU, LM10UU, LM12UU, LM16UU) that match the corresponding outer diameter. Always verify the inner diameter of your bearing before ordering.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I cut or modify the shaft to a custom length?\u003c\/h4\u003e\n\u003cp\u003eA: The shaft can be cut using an angle grinder or cut-off wheel with the appropriate disc for hardened steel. However, since the shaft is hardened to HRC 62°, standard hacksaw blades are not recommended. It is best to select the closest available length and trim if needed.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many shafts are included in one order?\u003c\/h4\u003e\n\u003cp\u003eA: Each purchase includes \u003cstrong\u003eone (1) linear optical shaft\u003c\/strong\u003e in the diameter and length you select. If you need multiple shafts, please add the required quantity to your cart.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What material is this linear shaft made from, and how hard is it?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The linear shaft is precision-ground from GCr15 bearing steel and heat-treated to approximately HRC 62° hardness. This makes it highly resistant to wear and deformation under repeated use in 3D printers, CNC machines, and other automated equipment.\"}}, {\"@type\": \"Question\", \"name\": \"Which linear bearings or bushings are compatible with this shaft?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The shaft is manufactured to g6\/h6 tolerance grades, making it compatible with standard LM-series linear ball bearings (e.g., LM6UU, LM8UU, LM10UU, LM12UU, LM16UU) that match the corresponding outer diameter. Always verify the inner diameter of your bearing before ordering.\"}}, {\"@type\": \"Question\", \"name\": \"Can I cut or modify the shaft to a custom length?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The shaft can be cut using an angle grinder or cut-off wheel with the appropriate disc for hardened steel. However, since the shaft is hardened to HRC 62°, standard hacksaw blades are not recommended. It is best to select the closest available length and trim if needed.\"}}, {\"@type\": \"Question\", \"name\": \"How many shafts are included in one order?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each purchase includes one (1) linear optical shaft in the diameter and length you select. If you need multiple shafts, please add the required quantity to your cart.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Linear Shaft Rail 6–16mm OD, 100–800mm | 3D Printer CNC Axis\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/linear-shaft-rail-6-16mm-od-100-800mm-3d-printer-cnc-axis\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"6mm \/ 100mm","offer_id":57605179965606,"sku":"32914691627-6mm-100mm","price":10.57,"currency_code":"USD","in_stock":true},{"title":"10mm \/ 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300mm","offer_id":57605181145254,"sku":"32914691627-6mm-300mm","price":22.78,"currency_code":"USD","in_stock":true},{"title":"16mm \/ 200mm","offer_id":57605181178022,"sku":"32914691627-16mm-200mm","price":36.07,"currency_code":"USD","in_stock":true},{"title":"10mm \/ 300mm","offer_id":57605181210790,"sku":"32914691627-10mm-300mm","price":33.08,"currency_code":"USD","in_stock":true},{"title":"8mm \/ 300mm","offer_id":57605181243558,"sku":"32914691627-8mm-300mm","price":27.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB1eBpJKgmTBuNjy1Xbq6yMrVXaC.webp?v=1791724451"},{"product_id":"lmk-square-flange-linear-bearings-3d-printer-cnc-parts","title":"LMK Square Flange Linear Bearings – 3D Printer \u0026 CNC Parts","description":"\u003ch2\u003eJARBLUE Square Flange Linear Bearings – LMK Series\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer or CNC machine with these precision-engineered \u003cstrong\u003eLMK Square Flange Type Linear Bearings\u003c\/strong\u003e from JARBLUE. Designed for smooth, low-friction linear motion, these steel bearings feature a durable black oxide coating for enhanced corrosion resistance and longevity. Available in a range of sizes — LMK6UU, LMK8UU, LMK10UU, LMK12UU, LMK13UU, LMK16UU, and LMK20UU — to suit a wide variety of builds and applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSquare Flange Design:\u003c\/strong\u003e Easy bolt-down mounting for secure, stable installation in frames and carriages\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBlack Oxide Coating:\u003c\/strong\u003e Provides resistance to rust and wear for extended service life\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Grade Steel Construction:\u003c\/strong\u003e Ensures precision, strength, and consistent performance under load\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets international quality and safety standards\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface Roughness Ra 0.4:\u003c\/strong\u003e Ultra-smooth surface finish for minimal friction and accurate linear travel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Size Options:\u003c\/strong\u003e Choose from 6mm, 8mm, 10mm, 12mm, 13mm, 16mm, or 20mm shaft diameters\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack of 2–5 Pieces:\u003c\/strong\u003e Flexible quantity options to match your project needs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo High-Concern Chemicals:\u003c\/strong\u003e Safe for use in enclosed workshop and home environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJARBLUE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCoating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack Oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSurface Roughness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRa 0.4\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Numbers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLMK6UU, LMK8UU, LMK10UU, LMK12UU, LMK13UU, LMK16UU, LMK20UU\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFDM and CoreXY 3D printer axis rails and carriages\u003c\/li\u003e\n  \u003cli\u003eCNC routers and milling machine linear guides\u003c\/li\u003e\n  \u003cli\u003eLaser cutter and engraver motion systems\u003c\/li\u003e\n  \u003cli\u003eDIY robotics, automation, and linear actuator projects\u003c\/li\u003e\n  \u003cli\u003eReprap, Prusa, and custom 3D printer builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Which shaft diameter should I choose for my 3D printer linear rail?\u003c\/h4\u003e\n\u003cp\u003eA: The most common shaft diameters for 3D printers are 8mm (LMK8UU) and 12mm (LMK12UU). LMK8UU is widely used on standard Prusa-style printers, while LMK12UU is popular on larger or heavy-duty builds. Always measure your existing smooth rod diameter before selecting a size.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the difference between LMK square flange bearings and standard LM linear bearings?\u003c\/h4\u003e\n\u003cp\u003eA: LMK square flange linear bearings feature a flat, square mounting flange with four bolt holes, making them much easier to mount directly onto flat surfaces or frame panels. Standard LM bearings (cylindrical) typically require a separate pillow block housing. The square flange design simplifies assembly and provides a more rigid, stable mount.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these LMK bearings compatible with standard smooth rods?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. JARBLUE LMK series bearings are manufactured to standard dimensional tolerances and are compatible with any standard precision smooth rod of the matching diameter (e.g., LMK8UU fits an 8mm smooth rod). Ensure your rod surface is clean and within spec for best performance.\u003c\/p\u003e\n\u003ch4\u003eQ: How many pieces come in a pack?\u003c\/h4\u003e\n\u003cp\u003eA: This listing offers flexible pack options of 2 to 5 pieces. Please select your preferred quantity from the available options when ordering.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which shaft diameter should I choose for my 3D printer linear rail?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The most common shaft diameters for 3D printers are 8mm (LMK8UU) and 12mm (LMK12UU). LMK8UU is widely used on standard Prusa-style printers, while LMK12UU is popular on larger or heavy-duty builds. Always measure your existing smooth rod diameter before selecting a size.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between LMK square flange bearings and standard LM linear bearings?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"LMK square flange linear bearings feature a flat, square mounting flange with four bolt holes, making them much easier to mount directly onto flat surfaces or frame panels. Standard LM bearings (cylindrical) typically require a separate pillow block housing. The square flange design simplifies assembly and provides a more rigid, stable mount.\"}}, {\"@type\": \"Question\", \"name\": \"Are these LMK bearings compatible with standard smooth rods?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. JARBLUE LMK series bearings are manufactured to standard dimensional tolerances and are compatible with any standard precision smooth rod of the matching diameter (e.g., LMK8UU fits an 8mm smooth rod). 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Available in multiple sizes — SK8, SK10, SK12, SK16, and SK20 — these CE-certified blocks deliver rock-solid rod guidance with a smooth Ra 1.6 surface finish and a durable nickel coating for long-lasting performance.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Size Compatibility:\u003c\/strong\u003e Fits SH8A, SH10A, SH12A, SH16A, and SH20A round bar rods — choose the size that matches your build.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Quality Aluminum Construction:\u003c\/strong\u003e Lightweight yet rigid aluminium alloy body resists flex and vibration for accurate linear motion.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNickel Coating:\u003c\/strong\u003e Provides corrosion resistance and an extended service life even in demanding workshop environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Ra 1.6 Surface Finish:\u003c\/strong\u003e Ensures tight tolerances and smooth shaft seating for reliable, low-friction operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets rigorous safety and quality standards for industrial and hobbyist use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Standard bolt-hole pattern makes mounting on any frame, bed, or extrusion straightforward.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack of 2:\u003c\/strong\u003e Get two matching support blocks in every order — ideal for symmetrical axis setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJARBLUE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCoating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNickel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Numbers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSK8, SK10, SK12, SK16, SK20\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Shaft Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSH8A, SH10A, SH12A, SH16A, SH20A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSurface Roughness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRa 1.6\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Pieces per Pack\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC routers and milling machines\u003c\/li\u003e\n  \u003cli\u003e3D printer linear rail systems\u003c\/li\u003e\n  \u003cli\u003eXYZ motion table builds\u003c\/li\u003e\n  \u003cli\u003eDIY automation and robotics projects\u003c\/li\u003e\n  \u003cli\u003eLinear actuator assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Dry and Wet Use Heavy Duty Concrete Grinder Wheel\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Which shaft sizes are compatible with these linear bearing shaft support blocks?\u003c\/h4\u003e\n\u003cp\u003eA: These SK-series aluminum pillow blocks are available in SK8, SK10, SK12, SK16, and SK20 sizes, designed to seat SH8A, SH10A, SH12A, SH16A, and SH20A round bar rod shafts respectively. Simply select the model number that matches your shaft diameter.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these shaft support blocks suitable for CNC router builds?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. These JARBLUE aluminum rail shaft support blocks are a popular choice for CNC routers, 3D printers, XYZ table assemblies, and other linear motion applications where precision and rigidity are essential. The Ra 1.6 surface finish ensures accurate shaft alignment and smooth linear movement.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many pieces come in each order?\u003c\/h4\u003e\n\u003cp\u003eA: Each order includes 2 pieces of the selected SK-series shaft support block, making it convenient to set up both ends of a linear rail axis in a single purchase.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the coating on these aluminum support blocks and why does it matter?\u003c\/h4\u003e\n\u003cp\u003eA: These blocks feature a nickel coating that provides excellent corrosion resistance and surface hardness, helping them withstand the rigors of workshop environments and maintain their precision over time.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which shaft sizes are compatible with these linear bearing shaft support blocks?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These SK-series aluminum pillow blocks are available in SK8, SK10, SK12, SK16, and SK20 sizes, designed to seat SH8A, SH10A, SH12A, SH16A, and SH20A round bar rod shafts respectively. Simply select the model number that matches your shaft diameter.\"}}, {\"@type\": \"Question\", \"name\": \"Are these shaft support blocks suitable for CNC router builds?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. These JARBLUE aluminum rail shaft support blocks are a popular choice for CNC routers, 3D printers, XYZ table assemblies, and other linear motion applications where precision and rigidity are essential. The Ra 1.6 surface finish ensures accurate shaft alignment and smooth linear movement.\"}}, {\"@type\": \"Question\", \"name\": \"How many pieces come in each order?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each order includes 2 pieces of the selected SK-series shaft support block, making it convenient to set up both ends of a linear rail axis in a single purchase.\"}}, {\"@type\": \"Question\", \"name\": \"What is the coating on these aluminum support blocks and why does it matter?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These blocks feature a nickel coating that provides excellent corrosion resistance and surface hardness, helping them withstand the rigors of workshop environments and maintain their precision over time.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"2pcs Aluminum Linear Bearing Shaft Support Block SK8–SK20 CNC\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/aluminum-linear-bearing-shaft-support-block-sk8-sk20-cnc-router-2pcs\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"SK10","offer_id":57605320474790,"sku":"32907254192-SK10","price":29.05,"currency_code":"USD","in_stock":true},{"title":"SK20","offer_id":57605320507558,"sku":"32907254192-SK20","price":42.45,"currency_code":"USD","in_stock":true},{"title":"SK8","offer_id":57605320540326,"sku":"32907254192-SK8","price":28.29,"currency_code":"USD","in_stock":true},{"title":"SK16","offer_id":57605320573094,"sku":"32907254192-SK16","price":36.51,"currency_code":"USD","in_stock":true},{"title":"SK12","offer_id":57605320605862,"sku":"32907254192-SK12","price":29.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB1G1OxI4SYBuNjSsphq6zGvVXaZ.webp?v=1791724648"},{"product_id":"lme-uu-european-linear-ball-bearings-sliding-shaft-bushings","title":"LME-UU European Linear Ball Bearings – Sliding Shaft Bushings","description":"\u003ch2\u003eLME-UU Series European Linear Ball Bearings \u0026amp; Sliding Shaft Bushings\u003c\/h2\u003e\n\u003cp\u003eUpgrade your linear motion systems with these precision-engineered \u003cstrong\u003eLME-UU Series European Linear Ball Bearings\u003c\/strong\u003e. Designed for smooth, low-friction sliding along shafts, these steel ball bushings are ideal for CNC machines, 3D printers, robotics, automation equipment, and industrial machinery. Available in a wide range of sizes — LME5UU, LME8UU, LME10UU, LME12UU, LME16UU, LME20UU, LME25UU, and LME30UU — there's a perfect fit for virtually any linear motion application.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEuropean Standard (LME-UU Series):\u003c\/strong\u003e Meets European dimensional standards for compatibility with a wide range of linear motion systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Grade Steel Construction:\u003c\/strong\u003e Durable steel body ensures long service life even under continuous operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNickel Coating:\u003c\/strong\u003e Surface-coated for added corrosion resistance and smooth operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRa 0.8 Surface Roughness:\u003c\/strong\u003e Precision-ground finish for minimal friction and consistent, accurate linear travel.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Size Range:\u003c\/strong\u003e Available from 5mm to 30mm bore diameter — select the size that suits your shaft.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Applications:\u003c\/strong\u003e Suitable for CNC routers, 3D printers, linear actuators, automation systems, and more.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eJARBLUE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eModel Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eLME…UU (5mm to 30mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eCoating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eNickel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eSurface Roughness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eRa 0.8\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eQuality Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eHigh Grade\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e1 piece per lot\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003ePackage Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e2.0 kg (4.41 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories Anti-Loosening Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What sizes are available in the LME-UU series linear ball bearings?\u003c\/h4\u003e\n\u003cp\u003eA: This listing covers eight bore diameter sizes: LME5UU (5mm), LME8UU (8mm), LME10UU (10mm), LME12UU (12mm), LME16UU (16mm), LME20UU (20mm), LME25UU (25mm), and LME30UU (30mm). Please select the size that matches your shaft diameter when ordering.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the difference between LME-UU and standard LM-UU linear bearings?\u003c\/h4\u003e\n\u003cp\u003eA: LME-UU bearings follow the European dimensional standard, which typically features a slightly larger outer diameter and different flange dimensions compared to the Japanese LM-UU standard. Always verify compatibility with your specific housing or application before ordering.\u003c\/p\u003e\n\u003ch4\u003eQ: What applications are these linear ball bearings suitable for?\u003c\/h4\u003e\n\u003cp\u003eA: These high-grade steel LME-UU linear ball bearings are well-suited for CNC machines, 3D printers, laser cutters, robotic arms, linear actuators, automation equipment, and other precision linear motion applications that require smooth, consistent shaft travel.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these bearings pre-lubricated?\u003c\/h4\u003e\n\u003cp\u003eA: These bearings come ready for installation. For optimal performance and longevity, it is recommended to apply a suitable bearing grease or oil before first use, especially in high-speed or high-cycle applications.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What sizes are available in the LME-UU series linear ball bearings?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing covers eight bore diameter sizes: LME5UU (5mm), LME8UU (8mm), LME10UU (10mm), LME12UU (12mm), LME16UU (16mm), LME20UU (20mm), LME25UU (25mm), and LME30UU (30mm). 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Always verify compatibility with your specific housing or application before ordering.\"}}, {\"@type\": \"Question\", \"name\": \"What applications are these linear ball bearings suitable for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These high-grade steel LME-UU linear ball bearings are well-suited for CNC machines, 3D printers, laser cutters, robotic arms, linear actuators, automation equipment, and other precision linear motion applications that require smooth, consistent shaft travel.\"}}, {\"@type\": \"Question\", \"name\": \"Are these bearings pre-lubricated?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These bearings come ready for installation. For optimal performance and longevity, it is recommended to apply a suitable bearing grease or oil before first use, especially in high-speed or high-cycle applications.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"LME-UU European Linear Ball Bearings – Sliding Shaft Bushings\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/lme-uu-european-linear-ball-bearings-sliding-shaft-bushings\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Lme8uu 8x16x25","offer_id":57605320966310,"sku":"1005004159647264-Lme8uu 8x16x25","price":15.2,"currency_code":"USD","in_stock":true},{"title":"Lme16uu 16x26x36","offer_id":57605320999078,"sku":"1005004159647264-Lme16uu 16x26x36","price":13.57,"currency_code":"USD","in_stock":true},{"title":"Lme12uu 12x22x32","offer_id":57605321031846,"sku":"1005004159647264-Lme12uu 12x22x32","price":12.89,"currency_code":"USD","in_stock":true},{"title":"Lme5uu 5x12x22","offer_id":57605321064614,"sku":"1005004159647264-Lme5uu 5x12x22","price":9.7,"currency_code":"USD","in_stock":true},{"title":"Lme10uu 10x19x29","offer_id":57605321097382,"sku":"1005004159647264-Lme10uu 10x19x29","price":13.29,"currency_code":"USD","in_stock":true},{"title":"Lme20uu 20x32x45","offer_id":57605321130150,"sku":"1005004159647264-Lme20uu 20x32x45","price":23.66,"currency_code":"USD","in_stock":true},{"title":"Lme25uu 25x40x58","offer_id":57605321162918,"sku":"1005004159647264-Lme25uu 25x40x58","price":49.48,"currency_code":"USD","in_stock":true},{"title":"Lme30uu 30x47x68","offer_id":57605321195686,"sku":"1005004159647264-Lme30uu 30x47x68","price":54.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/Sd1d83c1805a8413698c70cb4e2c5c7aec.webp?v=1791724649"},{"product_id":"linear-ball-bearings-lm6uu-lm8uu-lm10uu-lm12uu-lm20uu-3d-printer-cnc","title":"10Pcs Linear Ball Bearings LM6UU–LM20UU for 3D Printers","description":"\n\u003ch2\u003e10Pcs Linear Ball Bearings – LM6UU \/ LM8UU \/ LM10UU \/ LM12UU \/ LM20UU\u003c\/h2\u003e\n\u003cp\u003eKeep your 3D printer, CNC machine, or linear motion system running at peak performance with this 10-piece set of precision linear ball bearings. Available in 6mm, 8mm, 10mm, 12mm, and 20mm shaft sizes, these bearings are engineered for smooth, low-noise operation at high speeds — making them an ideal direct replacement or upgrade for worn-out components.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose These Linear Ball Bearings?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCarbon Chromium Bearing Steel:\u003c\/strong\u003e Through-hardened and precision-ground for exceptional durability, dimensional accuracy, and long service life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmooth, Quiet Motion:\u003c\/strong\u003e Ball-in-cage design guides the bearing along the rod surface at high speed with minimal noise and vibration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReliable Assembly Fit:\u003c\/strong\u003e Machined to tight tolerances for a secure, wobble-free fit in standard bearing sleeves and housing assemblies.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Compatibility:\u003c\/strong\u003e Suitable for 3D printers (Prusa, Anet, CR-10, Ender series), CNC routers, laser cutters, and other linear motion equipment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnergy-Efficient Design:\u003c\/strong\u003e Reduced friction means your motors work less, saving energy and extending the life of your entire drive system.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets CE safety standards for added peace of mind.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand New, 100% Quality:\u003c\/strong\u003e Every bearing is inspected for quality before packaging.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCarbon Chromium Bearing Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLM6UU (6mm), LM8UU (8mm), LM10UU (10mm), LM12UU (12mm), LM20UU (20mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 Pieces per set\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCustomized\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFDM 3D Printers (Ender 3\/5, CR-10, Prusa i3, Anet A8, and more)\u003c\/li\u003e\n  \u003cli\u003eCNC Routers \u0026amp; Engravers\u003c\/li\u003e\n  \u003cli\u003eLaser Cutters\u003c\/li\u003e\n  \u003cli\u003eLinear Motion Slides \u0026amp; Actuators\u003c\/li\u003e\n  \u003cli\u003eRobotic Arms \u0026amp; DIY Automation Projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10Pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories – Anti-Loosening Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Which 3D printer models are compatible with these linear ball bearings?\u003c\/h4\u003e\n\u003cp\u003eA: These LM6UU, LM8UU, LM10UU, LM12UU, and LM20UU linear ball bearings are compatible with most popular FDM 3D printers including Creality Ender 3, Ender 5, CR-10, Prusa i3 MK series, Anet A8, and similar machines that use standard linear rod sizes from 6mm to 20mm. Always verify your printer's rod diameter before ordering.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many bearings are included in this set?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes 10 pieces per set. The size\/model you receive depends on the specific variant you select at checkout (e.g., 10x LM8UU or 10x LM10UU).\u003c\/p\u003e\n\n\u003ch4\u003eQ: What material are these linear ball bearings made from?\u003c\/h4\u003e\n\u003cp\u003eA: These linear ball bearings are made from carbon chromium bearing steel, which is through-hardened and precision-ground. This process ensures high dimensional accuracy, consistent performance, and long-lasting durability even under repeated high-speed linear motion.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these bearings suitable for CNC machines or only 3D printers?\u003c\/h4\u003e\n\u003cp\u003eA: These linear ball bearings are versatile and work great in any application requiring smooth linear motion on a round rod — including CNC routers, laser engravers, robotic arms, linear actuators, and other DIY automation or machinery projects.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which 3D printer models are compatible with these linear ball bearings?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These LM6UU, LM8UU, LM10UU, LM12UU, and LM20UU linear ball bearings are compatible with most popular FDM 3D printers including Creality Ender 3, Ender 5, CR-10, Prusa i3 MK series, Anet A8, and similar machines that use standard linear rod sizes from 6mm to 20mm. Always verify your printer's rod diameter before ordering.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings are included in this set?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing includes 10 pieces per set. The size\/model you receive depends on the specific variant you select at checkout (e.g., 10x LM8UU or 10x LM10UU).\"}}, {\"@type\": \"Question\", \"name\": \"What material are these linear ball bearings made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These linear ball bearings are made from carbon chromium bearing steel, which is through-hardened and precision-ground. This process ensures high dimensional accuracy, consistent performance, and long-lasting durability even under repeated high-speed linear motion.\"}}, {\"@type\": \"Question\", \"name\": \"Are these bearings suitable for CNC machines or only 3D printers?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These linear ball bearings are versatile and work great in any application requiring smooth linear motion on a round rod — including CNC routers, laser engravers, robotic arms, linear actuators, and other DIY automation or machinery projects.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"10Pcs Linear Ball Bearings LM6UU–LM20UU for 3D Printers\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/linear-ball-bearings-lm6uu-lm8uu-lm10uu-lm12uu-lm20uu-3d-printer-cnc\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"LM12UU","offer_id":57605350555814,"sku":"32866970331-LM12UU","price":96.08,"currency_code":"USD","in_stock":true},{"title":"LM10UU","offer_id":57605350588582,"sku":"32866970331-LM10UU","price":57.58,"currency_code":"USD","in_stock":true},{"title":"LM20UU","offer_id":57605350621350,"sku":"32866970331-LM20UU","price":167.02,"currency_code":"USD","in_stock":true},{"title":"LM8UU","offer_id":57605350654118,"sku":"32866970331-LM8UU","price":77.21,"currency_code":"USD","in_stock":true},{"title":"LM6UU","offer_id":57605350686886,"sku":"32866970331-LM6UU","price":74.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/H39249287838347ad812b4223e824b3dbu.webp?v=1791724692"},{"product_id":"shf8-shf10-shf12-shf16-linear-rod-shaft-support-cnc-3d-printer","title":"SHF8 SHF10 SHF12 SHF16 Linear Shaft Support for CNC \u0026 3D Printer","description":"\u003ch2\u003eSHF8 \/ SHF10 \/ SHF12 \/ SHF16 Aluminum Linear Rod Rail Shaft Support\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC router, 3D printer, or DIY motion system with these precision-engineered \u003cstrong\u003eSHF series linear rod shaft supports\u003c\/strong\u003e. Available in four shaft diameters — 8mm, 10mm, 12mm, and 16mm — these steel-body supports feature a nickel coating for corrosion resistance and a surface roughness of Ra 0.05 for smooth, low-friction rod guidance. CE certified and built to tight tolerances, they are the ideal choice for hobbyists and professionals alike.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Size Options:\u003c\/strong\u003e SHF8, SHF10, SHF12, and SHF16 — choose the size that matches your linear rod diameter\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Steel Construction:\u003c\/strong\u003e Heavy-duty steel body withstands demanding CNC and 3D printing environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNickel-Coated Surface:\u003c\/strong\u003e Protects against rust and corrosion for long-lasting performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Surface Finish:\u003c\/strong\u003e Ra 0.05 surface roughness ensures smooth, accurate linear motion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets international quality and safety standards\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLinear Structure:\u003c\/strong\u003e Designed for stable, rigid shaft support in linear motion assemblies\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Package size approx. 4cm × 1cm × 3cm; weighs only ~0.02 kg per piece\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Compatibility:\u003c\/strong\u003e Suitable for CNC routers, 3D printers, laser engravers, and other linear motion projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003cth style=\"padding:8px; border:1px solid #ddd; text-align:left;\"\u003eAttribute\u003c\/th\u003e\n    \u003cth style=\"padding:8px; border:1px solid #ddd; text-align:left;\"\u003eDetails\u003c\/th\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eBrand\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eJARBLUE\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eModel Numbers\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eSHF8, SHF10, SHF12, SHF16\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMaterial\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eSteel\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCoating\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eNickel\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eSurface Roughness\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eRa 0.05\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eStructure\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eLinear\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCertification\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCE\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eOrigin\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMainland China\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003ePackage Size\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e4cm × 1cm × 3cm (1.57\" × 0.39\" × 1.18\")\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003ePackage Weight\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e0.02 kg (0.04 lb)\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC router builds and upgrades\u003c\/li\u003e\n  \u003cli\u003eFDM 3D printer linear axis assemblies\u003c\/li\u003e\n  \u003cli\u003eLaser engraver motion systems\u003c\/li\u003e\n  \u003cli\u003eDIY linear actuator and automation projects\u003c\/li\u003e\n  \u003cli\u003eRobotics and motion control applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Heavy Duty Vacuum Brazed\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What shaft diameters are compatible with these SHF linear rod shaft supports?\u003c\/h4\u003e\n\u003cp\u003eA: These supports are available in four standard sizes — SHF8 (8mm), SHF10 (10mm), SHF12 (12mm), and SHF16 (16mm) — to match the most common linear rod diameters used in CNC routers, 3D printers, and other motion systems. Be sure to select the size that matches your rod diameter.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these shaft supports compatible with standard smooth rods for 3D printers and CNC machines?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. SHF series shaft supports are an industry-standard mounting solution designed to hold smooth linear rods securely to a frame or base. They are widely compatible with popular 3D printer and CNC router builds that use 8mm, 10mm, 12mm, or 16mm diameter rods.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What material are these linear rod supports made from, and how durable are they?\u003c\/h4\u003e\n\u003cp\u003eA: The supports are made from steel with a nickel coating that guards against corrosion and wear. The precision Ra 0.05 surface finish ensures proper rod alignment and longevity, making them a reliable choice for both hobbyist and professional motion system applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I purchase multiple sizes or large quantities?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. Each listing is sold per piece. If you require large quantities or multiple size variants, please reach out through the store's contact options for volume pricing and availability.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What shaft diameters are compatible with these SHF linear rod shaft supports?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These supports are available in four standard sizes — SHF8 (8mm), SHF10 (10mm), SHF12 (12mm), and SHF16 (16mm) — to match the most common linear rod diameters used in CNC routers, 3D printers, and other motion systems. Be sure to select the size that matches your rod diameter.\"}}, {\"@type\": \"Question\", \"name\": \"Are these shaft supports compatible with standard smooth rods for 3D printers and CNC machines?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. SHF series shaft supports are an industry-standard mounting solution designed to hold smooth linear rods securely to a frame or base. They are widely compatible with popular 3D printer and CNC router builds that use 8mm, 10mm, 12mm, or 16mm diameter rods.\"}}, {\"@type\": \"Question\", \"name\": \"What material are these linear rod supports made from, and how durable are they?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The supports are made from steel with a nickel coating that guards against corrosion and wear. The precision Ra 0.05 surface finish ensures proper rod alignment and longevity, making them a reliable choice for both hobbyist and professional motion system applications.\"}}, {\"@type\": \"Question\", \"name\": \"Can I purchase multiple sizes or large quantities?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. Each listing is sold per piece. If you require large quantities or multiple size variants, please reach out through the store's contact options for volume pricing and availability.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"SHF8 SHF10 SHF12 SHF16 Linear Shaft Support for CNC \u0026 3D Printer\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/shf8-shf10-shf12-shf16-linear-rod-shaft-support-cnc-3d-printer\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"SHF8","offer_id":57605516722342,"sku":"32946096241-SHF8","price":7.22,"currency_code":"USD","in_stock":true},{"title":"SHF10","offer_id":57605516755110,"sku":"32946096241-SHF10","price":7.22,"currency_code":"USD","in_stock":true},{"title":"SHF16","offer_id":57605516787878,"sku":"32946096241-SHF16","price":7.98,"currency_code":"USD","in_stock":true},{"title":"SHF12","offer_id":57605516820646,"sku":"32946096241-SHF12","price":7.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB1MNzNhHvpK1RjSZPiq6zmwXXa5.webp?v=1791725360"},{"product_id":"kh-pp-mini-compact-linear-bearings-kh0824pp-kh2030pp","title":"KH PP Mini Compact Linear Bearings – KH0824PP to KH2030PP","description":"\n\u003ch2\u003eJARBLUE KH PP Mini Compact Linear Bearings\u003c\/h2\u003e\n\u003cp\u003eUpgrade your precision motion systems with \u003cstrong\u003eJARBLUE KH PP Mini Linear Bearings\u003c\/strong\u003e — compact, high-performance bearings engineered for smooth, low-friction linear movement in a space-saving design. Whether you're building CNC machines, 3D printers, robotics, or automation equipment, these bearings deliver reliable, repeatable performance in demanding applications.\u003c\/p\u003e\n\n\u003cp\u003eAvailable in a range of sizes — \u003cstrong\u003eKH0824PP, KH1026PP, KH1228PP, KH1428PP, KH1630PP, KH2030PP\u003c\/strong\u003e — so you can find the exact fit for your linear guide rail or round shaft setup.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact PP-Type Design:\u003c\/strong\u003e Space-efficient form factor ideal for tight assemblies and compact machinery.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision-Ground Raceways:\u003c\/strong\u003e Delivers smooth, consistent linear travel with minimal play.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in Seals:\u003c\/strong\u003e PP-type polymer end seals help keep out contaminants and retain lubrication for longer service life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Size Range:\u003c\/strong\u003e Six model options from KH0824PP through KH2030PP to suit various shaft diameters and load requirements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE \u0026amp; RoHS Certified:\u003c\/strong\u003e Meets recognized safety and environmental standards — no high-concern chemicals.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable Options:\u003c\/strong\u003e Custom configurations available to meet specific project requirements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight Package:\u003c\/strong\u003e Ships at approximately 0.22 lb in a compact 1.97 × 3.94 × 3.94 in package — easy to store and handle.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003eJARBLUE\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eModels Available\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003eKH0824PP, KH1026PP, KH1228PP, KH1428PP, KH1630PP, KH2030PP\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003eMini Compact PP Linear Bearing\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003eCE, RoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003ePackage Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e1.97 × 3.94 × 3.94 in\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003ePackage Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e0.22 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eCustomization\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003eAvailable\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC routers and milling machines\u003c\/li\u003e\n  \u003cli\u003e3D printers and additive manufacturing equipment\u003c\/li\u003e\n  \u003cli\u003eRobotics and automated assembly lines\u003c\/li\u003e\n  \u003cli\u003eLaser cutters and engravers\u003c\/li\u003e\n  \u003cli\u003eLinear actuators and sliding mechanisms\u003c\/li\u003e\n  \u003cli\u003eDIY precision motion projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What shaft diameters are compatible with KH PP mini linear bearings?\u003c\/h4\u003e\n\u003cp\u003eA: The KH PP series covers a range of shaft diameters depending on model. For example, the KH0824PP is designed for 8mm shafts, KH1026PP for 10mm, KH1228PP for 12mm, KH1428PP for 14mm, KH1630PP for 16mm, and KH2030PP for 20mm round shafts. Always match the bearing model number to your linear guide rail or round shaft diameter for the best fit and performance.\u003c\/p\u003e\n\u003ch4\u003eQ: What does \"PP\" mean in the KH PP linear bearing designation?\u003c\/h4\u003e\n\u003cp\u003eA: The \"PP\" designation indicates that the bearing is fitted with polymer (plastic) end seals on both sides. These seals help protect the internal ball retainer and raceways from dust, debris, and moisture, while also helping to retain lubrication — extending the operational lifespan of the bearing in typical workshop and industrial environments.\u003c\/p\u003e\n\u003ch4\u003eQ: Can these mini linear bearings be used in 3D printers and CNC machines?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — KH PP compact linear bearings are a popular choice for 3D printers, CNC routers, laser engravers, and similar precision motion equipment. Their compact form factor makes them ideal where space is limited, and their smooth, low-friction travel helps ensure accurate, repeatable positioning in automated systems.\u003c\/p\u003e\n\u003ch4\u003eQ: Are custom sizes or configurations available?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. JARBLUE KH PP mini linear bearings support custom configurations. If your project requires a specific size or specification not listed among the standard models, custom orders are available — contact us with your requirements for more details.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What shaft diameters are compatible with KH PP mini linear bearings?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The KH PP series covers a range of shaft diameters depending on model. For example, the KH0824PP is designed for 8mm shafts, KH1026PP for 10mm, KH1228PP for 12mm, KH1428PP for 14mm, KH1630PP for 16mm, and KH2030PP for 20mm round shafts. Always match the bearing model number to your linear guide rail or round shaft diameter for the best fit and performance.\"}}, {\"@type\": \"Question\", \"name\": \"What does \\\"PP\\\" mean in the KH PP linear bearing designation?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The \\\"PP\\\" designation indicates that the bearing is fitted with polymer (plastic) end seals on both sides. These seals help protect the internal ball retainer and raceways from dust, debris, and moisture, while also helping to retain lubrication — extending the operational lifespan of the bearing in typical workshop and industrial environments.\"}}, {\"@type\": \"Question\", \"name\": \"Can these mini linear bearings be used in 3D printers and CNC machines?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — KH PP compact linear bearings are a popular choice for 3D printers, CNC routers, laser engravers, and similar precision motion equipment. Their compact form factor makes them ideal where space is limited, and their smooth, low-friction travel helps ensure accurate, repeatable positioning in automated systems.\"}}, {\"@type\": \"Question\", \"name\": \"Are custom sizes or configurations available?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. JARBLUE KH PP mini linear bearings support custom configurations. If your project requires a specific size or specification not listed among the standard models, custom orders are available — contact us with your requirements for more details.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"KH PP Mini Compact Linear Bearings – KH0824PP to KH2030PP\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/kh-pp-mini-compact-linear-bearings-kh0824pp-kh2030pp\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"KH0622PP","offer_id":57605621448870,"sku":"33009364478-KH0622PP","price":11.17,"currency_code":"USD","in_stock":true},{"title":"KH2540PP","offer_id":57605621481638,"sku":"33009364478-KH2540PP","price":25.34,"currency_code":"USD","in_stock":true},{"title":"KH2030PP","offer_id":57605621514406,"sku":"33009364478-KH2030PP","price":24.98,"currency_code":"USD","in_stock":true},{"title":"KH1630PP","offer_id":57605621547174,"sku":"33009364478-KH1630PP","price":23.86,"currency_code":"USD","in_stock":true},{"title":"KH1428PP","offer_id":57605621579942,"sku":"33009364478-KH1428PP","price":14.52,"currency_code":"USD","in_stock":true},{"title":"KH1228PP","offer_id":57605621612710,"sku":"33009364478-KH1228PP","price":14.12,"currency_code":"USD","in_stock":true},{"title":"KH1026PP","offer_id":57605621645478,"sku":"33009364478-KH1026PP","price":11.17,"currency_code":"USD","in_stock":true},{"title":"KH0824PP","offer_id":57605621678246,"sku":"33009364478-KH0824PP","price":11.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HLB1ZvxZTSzqK1RjSZFjq6zlCFXap.webp?v=1791725961"},{"product_id":"sc-linear-ball-bearing-sc6uu-sc8uu-sc10uu-sc12uu-sc16uu-aluminium-3d-printer-rail","title":"SC Linear Ball Bearing SC6UU–SC16UU Aluminium 3D Printer Rail","description":"\n\u003ch2\u003eJARBLUE SC Linear Ball Bearing – Precision Motion for 3D Printers \u0026amp; CNC Systems\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer, CNC router, or linear motion project with the \u003cstrong\u003eJARBLUE SC Linear Ball Bearing\u003c\/strong\u003e. Available in multiple sizes — SC6UU, SC8UU, SC10UU, SC12UU, and SC16UU — these aluminium alloy shaft block bearings are engineered for smooth, accurate movement along XYZ linear rail guides. Whether you're building, repairing, or upgrading, these precision components deliver reliable, low-friction performance for demanding applications.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Sizes Available:\u003c\/strong\u003e SC6UU, SC8UU, SC10UU, SC12UU, SC16UU — choose the size that fits your linear rail system\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAluminium Alloy Construction:\u003c\/strong\u003e Lightweight yet rigid housing that resists corrosion and maintains dimensional stability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Precision Finish:\u003c\/strong\u003e Surface roughness of Ra 0.05 for smooth, consistent linear travel with minimal play\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets European conformity standards for quality and safety\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Compatibility:\u003c\/strong\u003e Designed for XYZ axis rail and shaft systems — ideal for 3D printers, CNC machines, laser engravers, and DIY linear motion rigs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo High-Concern Chemicals:\u003c\/strong\u003e Clean material composition with no SVHC-listed substances\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePulley Wheel Ready:\u003c\/strong\u003e Compatible with standard pulley and belt drive setups for motion transmission\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJARBLUE\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminium Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSC6UU, SC8UU, SC10UU, SC12UU, SC16UU\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSurface Roughness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRa 0.05\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHigh-Concern Chemicals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFDM 3D printer X, Y, and Z axis motion systems\u003c\/li\u003e\n  \u003cli\u003eCNC router and milling machine linear guide upgrades\u003c\/li\u003e\n  \u003cli\u003eLaser engraver gantry and carriage assemblies\u003c\/li\u003e\n  \u003cli\u003eDIY linear actuator and automation projects\u003c\/li\u003e\n  \u003cli\u003eReplacement bearings for worn or damaged shaft blocks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Also Need\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories Anti-Loosening Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What sizes are available for the SC linear ball bearing?\u003c\/h4\u003e\n\u003cp\u003eA: This listing covers five popular sizes: SC6UU (6mm shaft), SC8UU (8mm shaft), SC10UU (10mm shaft), SC12UU (12mm shaft), and SC16UU (16mm shaft). Select the size that matches your linear rail or smooth rod diameter for a perfect fit.\u003c\/p\u003e\n\u003ch4\u003eQ: Is the SC linear ball bearing compatible with standard 3D printer frames?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The SC-series shaft block bearings are designed to be universally compatible with most FDM 3D printer linear rod systems, including popular open-source frame designs that use 8mm or 12mm smooth rods. Always verify the shaft diameter of your printer before ordering.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the advantage of an aluminium alloy housing over a plastic one?\u003c\/h4\u003e\n\u003cp\u003eA: Aluminium alloy provides superior rigidity, dimensional accuracy, and heat resistance compared to plastic housings. This means less flex, more precise motion, and longer service life — especially in high-cycle or high-speed applications like CNC machining and 3D printing.\u003c\/p\u003e\n\u003ch4\u003eQ: How many bearings are included per order?\u003c\/h4\u003e\n\u003cp\u003eA: This listing is for 1 piece per order. If you need multiple units for a full axis setup, simply increase the quantity at checkout.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What sizes are available for the SC linear ball bearing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing covers five popular sizes: SC6UU (6mm shaft), SC8UU (8mm shaft), SC10UU (10mm shaft), SC12UU (12mm shaft), and SC16UU (16mm shaft). Select the size that matches your linear rail or smooth rod diameter for a perfect fit.\"}}, {\"@type\": \"Question\", \"name\": \"Is the SC linear ball bearing compatible with standard 3D printer frames?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The SC-series shaft block bearings are designed to be universally compatible with most FDM 3D printer linear rod systems, including popular open-source frame designs that use 8mm or 12mm smooth rods. Always verify the shaft diameter of your printer before ordering.\"}}, {\"@type\": \"Question\", \"name\": \"What is the advantage of an aluminium alloy housing over a plastic one?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Aluminium alloy provides superior rigidity, dimensional accuracy, and heat resistance compared to plastic housings. This means less flex, more precise motion, and longer service life — especially in high-cycle or high-speed applications like CNC machining and 3D printing.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings are included per order?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing is for 1 piece per order. If you need multiple units for a full axis setup, simply increase the quantity at checkout.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"SC Linear Ball Bearing SC6UU–SC16UU Aluminium 3D Printer Rail\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/sc-linear-ball-bearing-sc6uu-sc8uu-sc10uu-sc12uu-sc16uu-aluminium-3d-printer-rail\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"SC16UU","offer_id":57605622530214,"sku":"32900737904-SC16UU","price":36.55,"currency_code":"USD","in_stock":true},{"title":"SC10UU","offer_id":57605622562982,"sku":"32900737904-SC10UU","price":16.64,"currency_code":"USD","in_stock":true},{"title":"SC12UU","offer_id":57605622595750,"sku":"32900737904-SC12UU","price":19.39,"currency_code":"USD","in_stock":true},{"title":"SC20UU","offer_id":57605622628518,"sku":"32900737904-SC20UU","price":37.67,"currency_code":"USD","in_stock":true},{"title":"SC6UU","offer_id":57605622661286,"sku":"32900737904-SC6UU","price":15.16,"currency_code":"USD","in_stock":true},{"title":"SC8UU","offer_id":57605622694054,"sku":"32900737904-SC8UU","price":13.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/Se6c4ebccc33e4498aa6b88b7644026d6H.webp?v=1791725966"},{"product_id":"sk6-sk30-linear-bearing-rail-shaft-support-cnc-router-3d-printer","title":"SK6–SK30 Linear Shaft Support for CNC Router \u0026 3D Printer","description":"\n\u003ch2\u003eSK6–SK30 Linear Bearing Rail Shaft Supports — Precision CNC \u0026amp; 3D Printer Components\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC router, 3D printer, or XYZ motion table with these high-quality \u003cstrong\u003eSK Series Linear Guide Shaft Supports\u003c\/strong\u003e. Available in a full range of sizes — SK6, SK8, SK10, SK12, SK16, SK20, SK25, and SK30 — these aluminum shaft supports are engineered for precision, durability, and smooth linear motion in demanding mechanical applications.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull Size Range:\u003c\/strong\u003e Available in SK6, SK8, SK10, SK12, SK16, SK20, SK25, and SK30 to fit a wide variety of optical shafts and linear rail setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAll-Aluminum Construction:\u003c\/strong\u003e Oxidized aluminum surface finish provides a lightweight yet high-strength build that resists wear and corrosion.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Friction Performance:\u003c\/strong\u003e Designed with a low friction coefficient for smooth, consistent linear motion and extended service life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Compatibility:\u003c\/strong\u003e Ideal for use with standard linear bearings in XYZ motion tables, CNC routers, 3D printers, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Application Range:\u003c\/strong\u003e Suitable for semiconductor manufacturing equipment, PCB\/IC assembly equipment, robotic arms, precision measuring instruments, office automation machinery, and other large-scale linear sliding systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWHOOPEE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum alloy (oxidized surface)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSK6, SK8, SK10, SK12, SK16, SK20, SK25, SK30\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 pc \/ 4 pcs per lot\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 or 4 × Linear Guide Shaft Support Rod(s)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat Are SK Shaft Supports Used For?\u003c\/h3\u003e\n\u003cp\u003eSK series shaft supports are a fundamental component in linear motion systems. They firmly mount to a base surface and cradle the optical or smooth rod shaft, keeping it perfectly aligned during operation. Whether you're building a custom CNC machine, a 3D printer frame, or a precision automation rig, these supports ensure your shafts remain stable and true under load.\u003c\/p\u003e\n\n\u003cp\u003ePair these shaft supports with compatible linear rods and bearings for a complete motion system. You may also find these related products useful for your workshop or build projects:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Heavy Duty Dry \u0026amp; Wet Use\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut – Universal Trimmer Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Colors may vary slightly due to monitor settings. Due to manual measurement, a tolerance of 1–2mm may exist. Please verify your shaft diameter before ordering.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What sizes are available for the SK series linear shaft supports?\u003c\/h4\u003e\n\u003cp\u003eA: These SK linear shaft supports are available in SK6, SK8, SK10, SK12, SK16, SK20, SK25, and SK30 sizes, covering shaft diameters from 6mm up to 30mm. Make sure to select the model that matches your shaft's outer diameter for a proper fit.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these SK shaft supports compatible with standard 3D printer and CNC router builds?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The SK series is a widely used industry-standard design compatible with most DIY and commercial CNC routers, 3D printers, XYZ motion tables, and robotic arm assemblies that use round optical shafts and linear bearings. Their aluminum construction keeps weight low while maintaining rigidity during operation.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many pieces are included per order?\u003c\/h4\u003e\n\u003cp\u003eA: You can choose between a 1-piece or 4-piece lot depending on your project needs. Each set contains the selected quantity of SK linear guide shaft supports in your chosen size.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What sizes are available for the SK series linear shaft supports?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These SK linear shaft supports are available in SK6, SK8, SK10, SK12, SK16, SK20, SK25, and SK30 sizes, covering shaft diameters from 6mm up to 30mm. Make sure to select the model that matches your shaft's outer diameter for a proper fit.\"}}, {\"@type\": \"Question\", \"name\": \"Are these SK shaft supports compatible with standard 3D printer and CNC router builds?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 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Each set contains the selected quantity of SK linear guide shaft supports in your chosen size.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"SK6–SK30 Linear Shaft Support for CNC Router \u0026 3D Printer\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/sk6-sk30-linear-bearing-rail-shaft-support-cnc-router-3d-printer\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Sk6 6mm \/ 4pcs","offer_id":57605717754022,"sku":"1005012023102162-Sk6 6mm-4pcs","price":47.2,"currency_code":"USD","in_stock":true},{"title":"Sk6 6mm \/ 1pcs","offer_id":57605717786790,"sku":"1005012023102162-Sk6 6mm-1pcs","price":10.33,"currency_code":"USD","in_stock":true},{"title":"Sk16 16mm \/ 4pcs","offer_id":57605717819558,"sku":"1005012023102162-Sk16 16mm-4pcs","price":72.66,"currency_code":"USD","in_stock":true},{"title":"Sk16 16mm \/ 1pcs","offer_id":57605717852326,"sku":"1005012023102162-Sk16 16mm-1pcs","price":17.96,"currency_code":"USD","in_stock":true},{"title":"Sk13 13mm \/ 4pcs","offer_id":57605717885094,"sku":"1005012023102162-Sk13 13mm-4pcs","price":62.64,"currency_code":"USD","in_stock":true},{"title":"Sk13 13mm \/ 1pcs","offer_id":57605717917862,"sku":"1005012023102162-Sk13 13mm-1pcs","price":20.95,"currency_code":"USD","in_stock":true},{"title":"Sk12 12mm \/ 4pcs","offer_id":57605717950630,"sku":"1005012023102162-Sk12 12mm-4pcs","price":43.21,"currency_code":"USD","in_stock":true},{"title":"Sk12 12mm \/ 1pcs","offer_id":57605717983398,"sku":"1005012023102162-Sk12 12mm-1pcs","price":14.68,"currency_code":"USD","in_stock":true},{"title":"Sk10 10mm \/ 4pcs","offer_id":57605718016166,"sku":"1005012023102162-Sk10 10mm-4pcs","price":41.02,"currency_code":"USD","in_stock":true},{"title":"Sk10 10mm \/ 1pcs","offer_id":57605718048934,"sku":"1005012023102162-Sk10 10mm-1pcs","price":9.98,"currency_code":"USD","in_stock":true},{"title":"Sk30 30mm \/ 4pcs","offer_id":57605718081702,"sku":"1005012023102162-Sk30 30mm-4pcs","price":147.43,"currency_code":"USD","in_stock":true},{"title":"Sk30 30mm \/ 1pcs","offer_id":57605718114470,"sku":"1005012023102162-Sk30 30mm-1pcs","price":43.21,"currency_code":"USD","in_stock":true},{"title":"Sk25 25mm \/ 4pcs","offer_id":57605718147238,"sku":"1005012023102162-Sk25 25mm-4pcs","price":97.32,"currency_code":"USD","in_stock":true},{"title":"Sk25 25mm \/ 1pcs","offer_id":57605718180006,"sku":"1005012023102162-Sk25 25mm-1pcs","price":27.33,"currency_code":"USD","in_stock":true},{"title":"Sk20 20mm \/ 4pcs","offer_id":57605718212774,"sku":"1005012023102162-Sk20 20mm-4pcs","price":72.7,"currency_code":"USD","in_stock":true},{"title":"Sk20 20mm \/ 1pcs","offer_id":57605718245542,"sku":"1005012023102162-Sk20 20mm-1pcs","price":30.4,"currency_code":"USD","in_stock":true},{"title":"Sk8 8mm \/ 4pcs","offer_id":57605718278310,"sku":"1005012023102162-Sk8 8mm-4pcs","price":35.23,"currency_code":"USD","in_stock":true},{"title":"Sk8 8mm \/ 1pcs","offer_id":57605718311078,"sku":"1005012023102162-Sk8 8mm-1pcs","price":8.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S69bc07fbb97b471eaaac5bb4c008837am.webp?v=1791726274"},{"product_id":"sbr25-25mm-linear-rail-guide-sbr25uu-bearing-blocks-2-sets-cnc","title":"SBR25 25mm Linear Rail Guide \u0026 SBR25UU Blocks – 2 Sets for CNC","description":"\n\u003ch2\u003eSBR25 25mm Linear Rail Guide Set with SBR25UU Bearing Blocks – 2 Sets for CNC Machines\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC build or automation project with this precision \u003cstrong\u003eSBR25 Linear Rail Set\u003c\/strong\u003e. Each set includes \u003cstrong\u003e2 × SBR25 linear guide rails\u003c\/strong\u003e and \u003cstrong\u003e4 × SBR25UU open bearing blocks\u003c\/strong\u003e, giving you a complete, ready-to-mount linear motion solution. Available in a wide range of lengths — from 300 mm up to 1000 mm — to suit routers, plasma cutters, laser engravers, 3D printers, and industrial automation rigs.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e25 mm diameter \/ width\u003c\/strong\u003e SBR-series round supported rail for rigid, low-deflection motion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSBR25UU open-type bearing blocks\u003c\/strong\u003e for easy side-mounting and effortless maintenance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable lengths:\u003c\/strong\u003e 300 \/ 350 \/ 400 \/ 450 \/ 500 \/ 550 \/ 600 \/ 700 \/ 800 \/ 900 \/ 1000 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRoHS certified\u003c\/strong\u003e — compliant with hazardous substance restrictions\u003c\/li\u003e\n  \u003cli\u003eHigh-load, high-speed capability ideal for heavy-duty CNC axes\u003c\/li\u003e\n  \u003cli\u003ePre-drilled end holes for straightforward frame integration\u003c\/li\u003e\n  \u003cli\u003eSmooth, quiet linear travel with minimal play\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustom lengths available\u003c\/strong\u003e — contact us with your specification\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included (Per Set × 2 Sets)\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2 × SBR25 round supported linear guide rail\u003c\/li\u003e\n  \u003cli\u003e4 × SBR25UU open linear bearing blocks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSBR25 \/ SBR25UU\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRail Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable Lengths\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300–1000 mm (multiple options)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlock Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOpen (SBR25UU)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSet Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 rails + 4 blocks per set; 2 sets total\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC routers and milling machines\u003c\/li\u003e\n  \u003cli\u003eLaser cutters and engravers\u003c\/li\u003e\n  \u003cli\u003e3D printer axes (X, Y, Z)\u003c\/li\u003e\n  \u003cli\u003ePlasma cutting tables\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation and pick-and-place systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Heavy Duty Concrete Grinder Wheel\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What lengths are available for the SBR25 linear guide rails?\u003c\/h4\u003e\n\u003cp\u003eA: The SBR25 rails are available in the following standard lengths: 300 mm, 350 mm, 400 mm, 450 mm, 500 mm, 550 mm, 600 mm, 700 mm, 800 mm, 900 mm, and 1000 mm. Custom lengths can also be produced on request — simply contact us with your required dimensions.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many rails and bearing blocks are included in this listing?\u003c\/h4\u003e\n\u003cp\u003eA: This listing covers \u003cstrong\u003e2 complete sets\u003c\/strong\u003e. Each set contains 2 × SBR25 linear guide rails and 4 × SBR25UU open bearing blocks, for a total of 4 rails and 8 blocks across both sets.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are the SBR25UU blocks compatible with standard SBR25 rails from other manufacturers?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The SBR25UU open bearing blocks follow the standard SBR25 rail specification (25 mm diameter round rail), making them broadly compatible with SBR25 rails that adhere to standard tolerances. Always verify machining tolerances when mixing components from different sources for precision CNC applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this product RoHS certified?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The SBR25 linear rail and SBR25UU bearing blocks carry RoHS certification, confirming that no restricted hazardous substances are used above permissible thresholds — making them suitable for use in compliant machinery and equipment.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What lengths are available for the SBR25 linear guide rails?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The SBR25 rails are available in the following standard lengths: 300 mm, 350 mm, 400 mm, 450 mm, 500 mm, 550 mm, 600 mm, 700 mm, 800 mm, 900 mm, and 1000 mm. Custom lengths can also be produced on request — simply contact us with your required dimensions.\"}}, {\"@type\": \"Question\", \"name\": \"How many rails and bearing blocks are included in this listing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing covers 2 complete sets. 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The SBR25 linear rail and SBR25UU bearing blocks carry RoHS certification, confirming that no restricted hazardous substances are used above permissible thresholds — making them suitable for use in compliant machinery and equipment.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"SBR25 25mm Linear Rail Guide \u0026 SBR25UU Blocks – 2 Sets for CNC\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/sbr25-25mm-linear-rail-guide-sbr25uu-bearing-blocks-2-sets-cnc\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"China Mainland \/ 850mm","offer_id":57606180176038,"sku":"1005008305876229-China Mainland-850mm","price":1178.41,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 900mm","offer_id":57606180208806,"sku":"1005008305876229-China Mainland-900mm","price":1228.84,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 1000mm","offer_id":57606180241574,"sku":"1005008305876229-China Mainland-1000mm","price":1329.79,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 1100mm","offer_id":57606180274342,"sku":"1005008305876229-China Mainland-1100mm","price":1439.03,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 650mm","offer_id":57606180307110,"sku":"1005008305876229-China Mainland-650mm","price":976.63,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 700mm","offer_id":57606180339878,"sku":"1005008305876229-China Mainland-700mm","price":1027.03,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 750mm","offer_id":57606180372646,"sku":"1005008305876229-China Mainland-750mm","price":1077.54,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 800mm","offer_id":57606180405414,"sku":"1005008305876229-China Mainland-800mm","price":1127.97,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 450mm","offer_id":57606180438182,"sku":"1005008305876229-China Mainland-450mm","price":718.2,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 500mm","offer_id":57606180470950,"sku":"1005008305876229-China Mainland-500mm","price":768.63,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 550mm","offer_id":57606180503718,"sku":"1005008305876229-China Mainland-550mm","price":819.07,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 600mm","offer_id":57606180536486,"sku":"1005008305876229-China Mainland-600mm","price":891.57,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 300mm","offer_id":57606180569254,"sku":"1005008305876229-China Mainland-300mm","price":566.78,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 350mm","offer_id":57606180602022,"sku":"1005008305876229-China Mainland-350mm","price":617.29,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 400mm","offer_id":57606180634790,"sku":"1005008305876229-China Mainland-400mm","price":667.73,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ only 4 SBR25 block","offer_id":57606180667558,"sku":"1005008305876229-China Mainland-only 4 SBR25 block","price":249.85,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 1200mm","offer_id":57606180700326,"sku":"1005008305876229-China Mainland-1200mm","price":1539.98,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 1300mm","offer_id":57606180733094,"sku":"1005008305876229-China Mainland-1300mm","price":1665.47,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 1400mm","offer_id":57606180765862,"sku":"1005008305876229-China Mainland-1400mm","price":1766.37,"currency_code":"USD","in_stock":true},{"title":"China Mainland \/ 1500mm","offer_id":57606180798630,"sku":"1005008305876229-China Mainland-1500mm","price":1867.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S90814afc6dde4f55ac473e818698628eT.webp?v=1791728501"},{"product_id":"kande-osgr100-linear-rail-osgb100-slider-dual-axis-cnc-slide","title":"Kande OSGR100 Linear Rail \u0026 OSGB100 Dual-Axis CNC Slide","description":"\n\u003ch2\u003eKande OSGR100 Linear Rail \u0026amp; OSGB100 Slider – External Dual-Axis Slide for CNC Machines\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC engraving machine or precision motion system with the \u003cstrong\u003eKande Bearings OSGR100 Linear Rail and OSGB100 Slider\u003c\/strong\u003e combo. This external dual-axis linear slide delivers smooth, accurate, and repeatable linear motion — making it an ideal choice for CNC routers, engravers, 3D printers, laser cutters, and other high-precision automated equipment.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose the Kande OSGR100 + OSGB100 Linear Slide?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExternal Dual-Axis Design:\u003c\/strong\u003e The external dual-axis configuration provides superior load-bearing capacity, enhanced rigidity, and stable guidance even under demanding operational conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e Manufactured to tight tolerances, the OSGR100 rail paired with the OSGB100 slider ensures minimal play and consistent positioning accuracy — critical for CNC and automation applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Quality Construction:\u003c\/strong\u003e Built from durable materials engineered to withstand continuous industrial use, delivering long service life and reliable performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmooth, Low-Friction Motion:\u003c\/strong\u003e The slider glides effortlessly along the rail, reducing mechanical wear and enabling efficient, quiet operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Compatibility:\u003c\/strong\u003e Suitable for CNC engraving machines, milling setups, laser equipment, automated assembly systems, and other linear motion applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Integration:\u003c\/strong\u003e Designed for straightforward mounting and installation into existing machine frames and motion systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse: collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eKANDE BEARINGS\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eRail Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eOSGR100\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eSlider Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eOSGB100\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eSlide Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eExternal Dual-Axis Linear Slide\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e1 × OSGR100 Rail + 1 × OSGB100 Slider\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCNC Engraving Machines, Laser Cutters, 3D Printers, Automation Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × OSGR100 Linear Rail\u003c\/li\u003e\n  \u003cli\u003e1 × OSGB100 Slider Block\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC engraving and milling machines\u003c\/li\u003e\n  \u003cli\u003eLaser cutting and engraving systems\u003c\/li\u003e\n  \u003cli\u003e3D printing frames and gantry assemblies\u003c\/li\u003e\n  \u003cli\u003eIndustrial linear motion and automation equipment\u003c\/li\u003e\n  \u003cli\u003eDIY machine building projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Also Need\u003c\/h3\u003e\n\u003cp\u003eLooking for other precision tools and hardware? Check out these related items from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Heavy Duty Dry \u0026amp; Wet Use\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut – Universal Trimmer Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is included in this Kande OSGR100 linear slide package?\u003c\/h4\u003e\n\u003cp\u003eA: This package includes one (1) OSGR100 linear rail and one (1) OSGB100 slider block. Together, they form a complete external dual-axis linear slide assembly ready for integration into your CNC or automation system.\u003c\/p\u003e\n\u003ch4\u003eQ: What machines is the OSGR100 + OSGB100 dual-axis linear slide compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The Kande OSGR100 linear rail and OSGB100 slider are designed primarily for CNC engraving machines, but are also widely used in laser cutters, milling machines, 3D printers, and various industrial linear motion and automation setups that require precise, smooth guidance.\u003c\/p\u003e\n\u003ch4\u003eQ: What makes an external dual-axis linear slide better than a single-axis rail?\u003c\/h4\u003e\n\u003cp\u003eA: An external dual-axis linear slide distributes load across two axes, significantly improving rigidity, load-bearing capacity, and lateral stability. This design reduces deflection and wobble during high-speed or heavy-duty operations, resulting in more accurate and consistent motion — especially important in CNC engraving and precision machining applications.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this linear slide suitable for DIY CNC machine builds?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The Kande OSGR100 rail and OSGB100 slider are popular choices for both professional machine builders and DIY enthusiasts. Their standard mounting configuration makes them straightforward to integrate into custom-built CNC frames and motion systems.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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300mm","price":918.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/Seeaa6826a7d8447a8a06089dab79b90db.webp?v=1791728505"},{"product_id":"mgn7-mgn9-mgn12-mgn15-440c-stainless-steel-linear-guide-rail-block-cnc-3d-printer","title":"MGN7 MGN9 MGN12 MGN15 440C Linear Guide Rail \u0026 Block for CNC","description":"\u003ch2\u003eKande MGN Series 440C Stainless Steel Linear Guide Rail \u0026amp; Carriage Block\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC machine or 3D printer with precision-engineered \u003cstrong\u003eMGN linear guide rails and carriage blocks\u003c\/strong\u003e from Kande Bearings. Crafted from high-grade \u003cstrong\u003eSUS440C martensitic stainless steel\u003c\/strong\u003e, these miniature linear guides deliver smooth, accurate, and repeatable motion — making them the ideal choice for desktop CNC routers, 3D printers, laser engravers, and other precision motion applications.\u003c\/p\u003e\n\n\u003cp\u003eAvailable in four popular widths — \u003cstrong\u003eMGN7, MGN9, MGN12, and MGN15\u003c\/strong\u003e — and in rail lengths from \u003cstrong\u003e100mm to 800mm\u003c\/strong\u003e, you can configure the perfect linear motion system for your build.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003e1 Set = 1 MGN Guide Rail + 1 MGN Carriage Block (H or C type)\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003eIf you select a single block option (1 MGN12C or 1 MGN12H), you will receive \u003cstrong\u003e1 carriage block only\u003c\/strong\u003e — the guide rail is \u003cstrong\u003enot included\u003c\/strong\u003e in single-block orders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e SUS440C stainless steel for both rail and slider — offering excellent corrosion resistance and durability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModels Available:\u003c\/strong\u003e MGN7, MGN9, MGN12, MGN15\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRail Lengths:\u003c\/strong\u003e 100mm – 800mm (select your preferred length)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBlock Types:\u003c\/strong\u003e MGN12H (long block) \/ MGN12C (standard block)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClass C Precision:\u003c\/strong\u003e Rail and slider are matched to Class C tolerance for consistent performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePreload Options:\u003c\/strong\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eZF (Normal Clearance):\u003c\/strong\u003e Slider moves freely under its own weight when vertical — ideal for most 3D printers and light desktop devices\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eZ0 (No Preload):\u003c\/strong\u003e Moves under light applied thrust — suitable for general desktop CNC use\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eZ1 (Light Preload):\u003c\/strong\u003e Higher stiffness for applications requiring greater accuracy and longer service life\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlso Available:\u003c\/strong\u003e Nickel-plated, chrome-plated, and blackened rail finishes — contact us for custom options\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePreload Selection Guide\u003c\/h3\u003e\n\u003cp\u003eWe recommend \u003cstrong\u003eZF or Z0 preload\u003c\/strong\u003e for most 3D printers and light desktop machines. \u003cstrong\u003eZ1 preload\u003c\/strong\u003e is best reserved for precision applications where tighter tolerances and extended service life are critical. Z0\/ZA variants are shipped randomly at the same price unless otherwise specified.\u003c\/p\u003e\n\n\u003cblockquote\u003e\n\u003cstrong\u003eImportant Note:\u003c\/strong\u003e Additional replacement steel balls are not included with this kit. Due to tight manufacturing tolerances (ranging from –4μ to +2μ), using mismatched steel balls can reduce carriage block service life. We do not recommend substituting the factory steel balls.\u003c\/blockquote\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFDM and resin 3D printers (Voron, Ender series upgrades, custom builds)\u003c\/li\u003e\n  \u003cli\u003eDesktop CNC routers and laser engravers\u003c\/li\u003e\n  \u003cli\u003eDIY automation and robotics projects\u003c\/li\u003e\n  \u003cli\u003eCamera sliders and linear actuator systems\u003c\/li\u003e\n  \u003cli\u003eLight industrial pick-and-place equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories – Anti-Loosening Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between MGN12H and MGN12C carriage blocks?\u003c\/h4\u003e\n\u003cp\u003eA: The MGN12H is a \u003cstrong\u003elong carriage block\u003c\/strong\u003e that provides greater contact area with the rail, offering higher load capacity and improved rigidity — ideal for heavier toolheads or gantry assemblies. The MGN12C is a \u003cstrong\u003estandard-length carriage block\u003c\/strong\u003e that is more compact and better suited for lightweight applications like 3D printer toolheads where minimizing moving mass is important.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Which MGN size should I choose for my 3D printer or CNC machine?\u003c\/h4\u003e\n\u003cp\u003eA: \u003cstrong\u003eMGN7\u003c\/strong\u003e is best for very lightweight, compact printer axes. \u003cstrong\u003eMGN9\u003c\/strong\u003e is popular for mid-size 3D printer X\/Y axes. \u003cstrong\u003eMGN12\u003c\/strong\u003e is the most widely used size across 3D printers and small CNC machines, striking an excellent balance between size and rigidity. \u003cstrong\u003eMGN15\u003c\/strong\u003e is suited for larger, heavier gantry systems and desktop CNC routers requiring greater load-bearing capacity.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Do these linear guides come pre-lubricated?\u003c\/h4\u003e\n\u003cp\u003eA: The guides are shipped without liquid lubricants (air transport restrictions prevent the inclusion of oil-based lubricants). We recommend applying a suitable machine grease or light machine oil to the rail and carriage ball circuit before first use and periodically thereafter to ensure smooth operation and long service life.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I order just the carriage block without the rail?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. If you select the single-block option (e.g., 1 MGN12C or 1 MGN12H), your order will include \u003cstrong\u003e1 carriage block only\u003c\/strong\u003e — the guide rail is not included. If you need both the rail and the block, please select the full set option (1 set = 1 guide rail + 1 carriage block).\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between MGN12H and MGN12C carriage blocks?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The MGN12H is a long carriage block that provides greater contact area with the rail, offering higher load capacity and improved rigidity — ideal for heavier toolheads or gantry assemblies. 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This fully customizable linear motion module combines an SGX\/MGN linear guide rail, an SFU1605 ball screw, a NEMA23 stepper motor, and a flexible coupling — everything you need to achieve smooth, accurate, and repeatable linear movement. Available in strokes from 50mm to 1000mm to suit virtually any application.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable Stroke:\u003c\/strong\u003e Choose any stroke length from 50mm to 1000mm to match your exact build requirements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSFU1605 Ball Screw:\u003c\/strong\u003e High-precision ball screw ensures smooth, low-backlash linear travel. Can be upgraded to SFU1610 at no extra cost — just request your preferred lead at checkout.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMGN\/SGX Linear Guide Rail:\u003c\/strong\u003e Single linear guide configuration delivers rigid, stable carriage movement for CNC routers, laser engravers, 3D printers, and automation equipment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNEMA23 Stepper Motor Included:\u003c\/strong\u003e Pre-wired stepper motor ready for connection to your driver board, saving you sourcing and assembly time.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Coupling Included:\u003c\/strong\u003e Standard flexible jaw coupling included; spider coupling available as a free swap — just let us know your preference.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLarge Quantity Discounts Available:\u003c\/strong\u003e Ordering in bulk? Contact us for competitive pricing on larger orders.\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in Mainland China\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKANDE BEARINGS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBall Screw\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSFU1605 (upgradeable to SFU1610, same price)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGuide Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle SGX \/ MGN Linear Guide Rail\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStepper Motor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNEMA23 (pre-wired)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCoupling\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlexible jaw coupling (spider coupling available free)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStroke Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50mm – 1000mm (custom length)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConfiguration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle linear guide (double guide available separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Package?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× SGX\/MGN Linear Guide Rail with carriage (custom stroke)\u003c\/li\u003e\n  \u003cli\u003e1× SFU1605 Ball Screw Assembly\u003c\/li\u003e\n  \u003cli\u003e1× NEMA23 Stepper Motor (pre-wired)\u003c\/li\u003e\n  \u003cli\u003e1× Flexible Coupling (or spider coupling upon request)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGreat For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC routers \u0026amp; milling machines\u003c\/li\u003e\n  \u003cli\u003eLaser engravers \u0026amp; cutters\u003c\/li\u003e\n  \u003cli\u003e3D printers (linear axes)\u003c\/li\u003e\n  \u003cli\u003eAutomated pick-and-place systems\u003c\/li\u003e\n  \u003cli\u003eDIY robotics \u0026amp; motion control projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories – Anti-Loosening Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Can I customize the stroke length of this linear motion module?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This linear guide module is available in custom stroke lengths ranging from 50mm to 1000mm. Simply specify your required stroke at the time of ordering and the module will be built to your exact specification.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I upgrade from SFU1605 to SFU1610 ball screw?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. You can request a change from the SFU1605 to the SFU1610 ball screw (which offers a higher lead per revolution) at no additional cost. Just mention your preference when placing the order.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this a single or double linear guide configuration?\u003c\/h4\u003e\n\u003cp\u003eA: This listing is for a single linear guide rail configuration. If you require a double linear guide setup for greater load capacity and rigidity, please check our other listings for the double-track version.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What type of coupling is included, and can it be changed?\u003c\/h4\u003e\n\u003cp\u003eA: The package includes a standard flexible jaw coupling. If you prefer a spider coupling instead, this can be swapped out free of charge — simply request it when placing your order.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the NEMA23 stepper motor ready to use?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the included NEMA23 stepper motor comes pre-wired and is ready to connect directly to your stepper motor driver. It is compatible with most standard CNC and motion control driver boards.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Can I customize the stroke length of this linear motion module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! This linear guide module is available in custom stroke lengths ranging from 50mm to 1000mm. Simply specify your required stroke at the time of ordering and the module will be built to your exact specification.\"}}, {\"@type\": \"Question\", \"name\": \"Can I upgrade from SFU1605 to SFU1610 ball screw?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. You can request a change from the SFU1605 to the SFU1610 ball screw (which offers a higher lead per revolution) at no additional cost. Just mention your preference when placing the order.\"}}, {\"@type\": \"Question\", \"name\": \"Is this a single or double linear guide configuration?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing is for a single linear guide rail configuration. If you require a double linear guide setup for greater load capacity and rigidity, please check our other listings for the double-track version.\"}}, {\"@type\": \"Question\", \"name\": \"What type of coupling is included, and can it be changed?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The package includes a standard flexible jaw coupling. If you prefer a spider coupling instead, this can be swapped out free of charge — simply request it when placing your order.\"}}, {\"@type\": \"Question\", \"name\": \"Is the NEMA23 stepper motor ready to use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, the included NEMA23 stepper motor comes pre-wired and is ready to connect directly to your stepper motor driver. It is compatible with most standard CNC and motion control driver boards.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Custom SFU1605 Ball Screw Linear Guide Module + NEMA23 Motor\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/custom-linear-guide-sfu1605-ball-screw-motion-module-nema23-stepper-motor\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Stroke 1000mm 1605","offer_id":57606195445926,"sku":"1005002845149203-Stroke 1000mm 1605","price":1064.37,"currency_code":"USD","in_stock":true},{"title":"Stroke 800mm SFU1605","offer_id":57606195478694,"sku":"1005002845149203-Stroke 800mm SFU1605","price":899.27,"currency_code":"USD","in_stock":true},{"title":"Stroke 900mm SFU1605","offer_id":57606195511462,"sku":"1005002845149203-Stroke 900mm SFU1605","price":996.14,"currency_code":"USD","in_stock":true},{"title":"Stroke 600mm SFU1605","offer_id":57606195544230,"sku":"1005002845149203-Stroke 600mm SFU1605","price":680.93,"currency_code":"USD","in_stock":true},{"title":"Stroke 700mm SFU1605","offer_id":57606195576998,"sku":"1005002845149203-Stroke 700mm SFU1605","price":802.83,"currency_code":"USD","in_stock":true},{"title":"Stroke 400mm SFU1605","offer_id":57606195609766,"sku":"1005002845149203-Stroke 400mm SFU1605","price":519.9,"currency_code":"USD","in_stock":true},{"title":"Stroke 500mm SFU1605","offer_id":57606195642534,"sku":"1005002845149203-Stroke 500mm SFU1605","price":589.48,"currency_code":"USD","in_stock":true},{"title":"Stroke 200mm SFU1605","offer_id":57606195675302,"sku":"1005002845149203-Stroke 200mm SFU1605","price":383.44,"currency_code":"USD","in_stock":true},{"title":"Stroke 300mm SFU1605","offer_id":57606195708070,"sku":"1005002845149203-Stroke 300mm SFU1605","price":452.15,"currency_code":"USD","in_stock":true},{"title":"Stroke 50mm SFU1605","offer_id":57606195740838,"sku":"1005002845149203-Stroke 50mm SFU1605","price":296.1,"currency_code":"USD","in_stock":true},{"title":"Stroke 100mm SFU1605","offer_id":57606195773606,"sku":"1005002845149203-Stroke 100mm SFU1605","price":315.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/H095ada9b2381408db976cdf8c9d15b00h.webp?v=1791728510"},{"product_id":"lm20uu-linear-bearing-20x32x42mm-4-pack-kande-bearings","title":"LM20UU Linear Bearing 20x32x42mm 4-Pack – Kande Bearings","description":"\n\u003ch2\u003eKande Bearings LM20UU Linear Bearing – 4-Pack (20×32×42mm)\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC machines, 3D printers, linear motion systems, and precision engineering projects with the \u003cstrong\u003eKande Bearings LM20UU Linear Bearing\u003c\/strong\u003e. This 4-piece set delivers smooth, low-friction linear motion across a 20mm shaft, making it an ideal choice for builders, engineers, and hobbyists who demand reliability and precision.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e LM20UU\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 20mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 32mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength (Height):\u003c\/strong\u003e 42mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 4 Pieces per Set\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in Mainland China\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose the LM20UU Linear Bearing?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e Machined to tight tolerances for consistent, wobble-free linear motion on 20mm diameter rods or shafts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Friction Design:\u003c\/strong\u003e Ball-bearing recirculating design minimizes friction for smooth, efficient travel — perfect for high-cycle applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built with high-grade steel for long service life even under repeated use and moderate load conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Compatibility:\u003c\/strong\u003e Standard LM20UU dimensions ensure compatibility with a wide range of CNC routers, laser cutters, 3D printers, linear rails, and automation equipment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack of 4:\u003c\/strong\u003e Get four matched bearings in one order — great for axis pairs or complete machine builds without mixing brands.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC router and milling machine linear axes\u003c\/li\u003e\n  \u003cli\u003e3D printer X, Y, and Z axis carriages\u003c\/li\u003e\n  \u003cli\u003eLaser engraver gantry systems\u003c\/li\u003e\n  \u003cli\u003eAutomated pick-and-place equipment\u003c\/li\u003e\n  \u003cli\u003eDIY linear motion and robotics projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories Anti-Loosening Line Left Hand Thread Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What shaft diameter is compatible with the LM20UU linear bearing?\u003c\/h4\u003e\n\u003cp\u003eA: The LM20UU linear bearing is designed for use with a 20mm diameter smooth rod or shaft. Its inner diameter is precisely 20mm, outer diameter 32mm, and length 42mm, conforming to the standard LM20UU specification used across CNC, 3D printing, and automation platforms.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these LM20UU bearings suitable for 3D printers and CNC machines?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The LM20UU is a widely used standard size in 3D printers, CNC routers, laser cutters, and other linear motion systems. The Kande Bearings LM20UU meets standard dimensional specifications, making it a direct drop-in replacement or upgrade component for most machines using 20mm rods.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many bearings are included in this listing?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes \u003cstrong\u003e4 pieces\u003c\/strong\u003e of the LM20UU linear bearing, giving you enough for a full axis pair or a complete project build without the need for additional orders.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What material are these linear bearings made from?\u003c\/h4\u003e\n\u003cp\u003eA: Kande Bearings LM20UU linear bearings are constructed from high-grade steel, providing durability, dimensional stability, and reliable performance throughout their service life under normal operating conditions.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What shaft diameter is compatible with the LM20UU linear bearing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The LM20UU linear bearing is designed for use with a 20mm diameter smooth rod or shaft. Its inner diameter is precisely 20mm, outer diameter 32mm, and length 42mm, conforming to the standard LM20UU specification used across CNC, 3D printing, and automation platforms.\"}}, {\"@type\": \"Question\", \"name\": \"Are these LM20UU bearings suitable for 3D printers and CNC machines?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The LM20UU is a widely used standard size in 3D printers, CNC routers, laser cutters, and other linear motion systems. The Kande Bearings LM20UU meets standard dimensional specifications, making it a direct drop-in replacement or upgrade component for most machines using 20mm rods.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings are included in this listing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing includes 4 pieces of the LM20UU linear bearing, giving you enough for a full axis pair or a complete project build without the need for additional orders.\"}}, {\"@type\": \"Question\", \"name\": \"What material are these linear bearings made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Kande Bearings LM20UU linear bearings are constructed from high-grade steel, providing durability, dimensional stability, and reliable performance throughout their service life under normal operating conditions.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"LM20UU Linear Bearing 20x32x42mm 4-Pack – Kande Bearings\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/lm20uu-linear-bearing-20x32x42mm-4-pack-kande-bearings\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606197510310,"sku":"32865623537-Default Title","price":60.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB1ZbYsdNuTBuNkHFNRq6A9qpXaL.webp?v=1791728514"},{"product_id":"lm10luu-extended-linear-bearing-10x19x55mm-2pcs-kande","title":"LM10LUU Extended Linear Bearing 10×19×55mm – 2pcs Set","description":"\n\u003ch2\u003eKande Bearings LM10LUU Extended Linear Bearing — 2-Piece Set\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC machine, 3D printer, or precision linear motion system with these high-quality \u003cstrong\u003eLM10LUU Extended Linear Bearings\u003c\/strong\u003e from Kande Bearings. Engineered from premium bearing steel, these extended (LML) bushings deliver smooth, low-friction linear motion along 10mm shafts — making them ideal for demanding applications that require longer bearing travel and greater load stability than standard-length units.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e LM10LUU (Extended \/ LML type)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 10mm (ID) × 19mm (OD) × 55mm (Length)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-grade Bearing Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 2 pieces per set\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose LM10LUU Extended Linear Bearings?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExtended Length Design:\u003c\/strong\u003e The longer 55mm body provides a wider contact area on the shaft, offering greater stability and reduced play compared to standard LM10UU bearings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Bearing Steel Construction:\u003c\/strong\u003e Hardened bearing steel balls and race deliver consistent, reliable performance and long service life even under repetitive motion.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow-Friction Movement:\u003c\/strong\u003e Ball-retainer design ensures smooth, quiet linear travel — perfect for high-precision applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Compatibility:\u003c\/strong\u003e Fits all standard 10mm linear shafts. Widely compatible with CNC routers, 3D printers, laser cutters, plotters, and automation equipment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrop-In Replacement:\u003c\/strong\u003e Standard LM10LUU dimensions make these a direct, hassle-free swap for worn or damaged bearings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC routing and milling machines\u003c\/li\u003e\n  \u003cli\u003e3D printer X\/Y\/Z axis linear motion\u003c\/li\u003e\n  \u003cli\u003eLaser engravers and cutters\u003c\/li\u003e\n  \u003cli\u003eAutomated assembly and robotic arms\u003c\/li\u003e\n  \u003cli\u003ePick-and-place machines and plotters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Also Need\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories Anti-Loosening Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Dry and Wet Use Heavy Duty Grinder Wheel\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between LM10UU and LM10LUU extended linear bearings?\u003c\/h4\u003e\n\u003cp\u003eA: The LM10LUU is the extended (long) version of the standard LM10UU bearing. While both share the same 10mm inner diameter and 19mm outer diameter, the LM10LUU measures 55mm in length compared to 29mm for the LM10UU. The longer body distributes load across a greater shaft surface area, improving stability and reducing angular play — ideal for applications requiring tighter tolerances and smoother travel.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these LM10LUU bearings compatible with standard 10mm linear shafts?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. These bearings are designed to the standard LM10LUU specification (10mm ID × 19mm OD × 55mm length) and are compatible with any 10mm hardened linear shaft. They are commonly used in 3D printers, CNC machines, and automated motion systems.\u003c\/p\u003e\n\u003ch4\u003eQ: How many bearings are included in this listing?\u003c\/h4\u003e\n\u003cp\u003eA: Each order includes 2 pieces of the LM10LUU extended linear bearing, making it convenient to replace or upgrade a pair of axis bearings simultaneously.\u003c\/p\u003e\n\u003ch4\u003eQ: What material are these linear bearings made from?\u003c\/h4\u003e\n\u003cp\u003eA: These bearings are constructed from high-grade bearing steel, providing excellent hardness, wear resistance, and long operational life under continuous linear motion cycles.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between LM10UU and LM10LUU extended linear bearings?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The LM10LUU is the extended (long) version of the standard LM10UU bearing. While both share the same 10mm inner diameter and 19mm outer diameter, the LM10LUU measures 55mm in length compared to 29mm for the LM10UU. The longer body distributes load across a greater shaft surface area, improving stability and reducing angular play — ideal for applications requiring tighter tolerances and smoother travel.\"}}, {\"@type\": \"Question\", \"name\": \"Are these LM10LUU bearings compatible with standard 10mm linear shafts?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. These bearings are designed to the standard LM10LUU specification (10mm ID × 19mm OD × 55mm length) and are compatible with any 10mm hardened linear shaft. They are commonly used in 3D printers, CNC machines, and automated motion systems.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings are included in this listing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each order includes 2 pieces of the LM10LUU extended linear bearing, making it convenient to replace or upgrade a pair of axis bearings simultaneously.\"}}, {\"@type\": \"Question\", \"name\": \"What material are these linear bearings made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These bearings are constructed from high-grade bearing steel, providing excellent hardness, wear resistance, and long operational life under continuous linear motion cycles.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"LM10LUU Extended Linear Bearing 10×19×55mm – 2pcs Set\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/lm10luu-extended-linear-bearing-10x19x55mm-2pcs-kande\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606197248166,"sku":"32881994751-Default Title","price":36.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB1orXgu7CWBuNjy0Faq6xUlXXaV.webp?v=1791728514"},{"product_id":"lmf16uu-round-flange-linear-ball-bearing-16mm-2pcs","title":"LMF16UU Round Flange Linear Ball Bearing 16mm – 2pcs","description":"\n\u003ch2\u003eKande Bearings LMF16UU Round Flange Linear Ball Bearings – 16mm (Pack of 2)\u003c\/h2\u003e\n\u003cp\u003eUpgrade your linear motion systems with the \u003cstrong\u003eKande Bearings LMF16UU Round Flange Linear Ball Bearings\u003c\/strong\u003e. This pack of 2 precision-engineered bearings features a 16mm shaft diameter and a convenient round flange design for easy mounting. Whether you're building or maintaining CNC machines, 3D printers, linear actuators, or other precision equipment, these bearings deliver smooth, consistent motion and long-lasting durability.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e LMF16UU – Round Flange Linear Ball Bearing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShaft Diameter:\u003c\/strong\u003e 16mm for secure, precise linear movement\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRound Flange Design:\u003c\/strong\u003e Enables straightforward bolt-on installation to mounting plates and brackets\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Quality Construction:\u003c\/strong\u003e Precision ball bearing internals for minimal friction and smooth travel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack of 2:\u003c\/strong\u003e Ready to use in paired configurations for balanced linear guidance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings – dedicated bearing specialist\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in Mainland China\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eLMF16UU\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eBore \/ Shaft Diameter\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e16mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eBearing Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eRound Flange Linear Ball Bearing\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e2 pieces per lot\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eKande Bearings\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMainland China\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat Are Round Flange Linear Ball Bearings Used For?\u003c\/h3\u003e\n\u003cp\u003eRound flange linear ball bearings like the LMF16UU are essential components in precision linear motion systems. Common applications include:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC router and milling machine guide rails\u003c\/li\u003e\n  \u003cli\u003e3D printer X\/Y\/Z axis carriages\u003c\/li\u003e\n  \u003cli\u003eLinear actuators and automation equipment\u003c\/li\u003e\n  \u003cli\u003eRobotics and pick-and-place systems\u003c\/li\u003e\n  \u003cli\u003eOptical benches and laboratory instruments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Also Need\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Dry and Wet Use Heavy Duty\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories – Anti-Loosening\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Colors may appear slightly different due to lighting conditions in product photography. The ruler shown in reference images is not included with purchase.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What shaft diameter is compatible with the LMF16UU round flange linear ball bearing?\u003c\/h4\u003e\n\u003cp\u003eA: The LMF16UU is designed for use with a \u003cstrong\u003e16mm diameter shaft or guide rod\u003c\/strong\u003e. Always ensure your linear rail or shaft is 16mm for proper fit and smooth operation.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many bearings are included in this listing?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes \u003cstrong\u003e2 pieces (2pcs\/lot)\u003c\/strong\u003e of the LMF16UU Round Flange Linear Ball Bearing, making it ideal for paired setups on linear guides or carriage assemblies.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What machines or projects are LMF16UU bearings commonly used in?\u003c\/h4\u003e\n\u003cp\u003eA: LMF16UU round flange linear ball bearings are widely used in \u003cstrong\u003eCNC machines, 3D printers, linear actuators, robotics, and automation equipment\u003c\/strong\u003e wherever smooth, guided linear motion along a 16mm shaft is required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between an LMF16UU and a standard LM16UU linear bearing?\u003c\/h4\u003e\n\u003cp\u003eA: The \"F\" in LMF16UU stands for \u003cstrong\u003eflange\u003c\/strong\u003e. Unlike the standard LM16UU (which is a plain cylindrical housing), the LMF16UU features a \u003cstrong\u003eround flange on one end\u003c\/strong\u003e, allowing it to be easily bolted to a mounting plate or bracket for more stable and versatile installation.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What shaft diameter is compatible with the LMF16UU round flange linear ball bearing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The LMF16UU is designed for use with a 16mm diameter shaft or guide rod. Always ensure your linear rail or shaft is 16mm for proper fit and smooth operation.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings are included in this listing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing includes 2 pieces (2pcs\/lot) of the LMF16UU Round Flange Linear Ball Bearing, making it ideal for paired setups on linear guides or carriage assemblies.\"}}, {\"@type\": \"Question\", \"name\": \"What machines or projects are LMF16UU bearings commonly used in?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"LMF16UU round flange linear ball bearings are widely used in CNC machines, 3D printers, linear actuators, robotics, and automation equipment wherever smooth, guided linear motion along a 16mm shaft is required.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between an LMF16UU and a standard LM16UU linear bearing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The \\\"F\\\" in LMF16UU stands for flange. Unlike the standard LM16UU (which is a plain cylindrical housing), the LMF16UU features a round flange on one end, allowing it to be easily bolted to a mounting plate or bracket for more stable and versatile installation.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"LMF16UU Round Flange Linear Ball Bearing 16mm – 2pcs\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/lmf16uu-round-flange-linear-ball-bearing-16mm-2pcs\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606197543078,"sku":"32866683619-Default Title","price":53.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB1wFV8dQUmBKNjSZFOq6yb2XXaz.webp?v=1791728514"},{"product_id":"xyz-manual-linear-slide-table-digital-display-handwheel-s100","title":"XYZ Manual Linear Slide Table Digital Display \u0026 Handwheel S100","description":"\n\u003ch2\u003eXYZ Manual Linear Slide Table – T-Type Cross Precision Guide Rail with Digital Display\u003c\/h2\u003e\n\u003cp\u003eAchieve exceptional positioning accuracy with this \u003cstrong\u003eXYZ Manual Linear Slide Table (Model S100)\u003c\/strong\u003e. Engineered for laboratory, optical, machining, and inspection applications, this three-axis cross slide module features a T-type lead screw mechanism paired with a digital display readout and a smooth handwheel for effortless, micrometer-level fine adjustment. Whether you're aligning optical components, calibrating instruments, or running precision machining operations, this guide rail module delivers consistent, repeatable results.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThree-Axis (XYZ) Control:\u003c\/strong\u003e Independent X, Y, and Z axes allow comprehensive spatial positioning with a single compact unit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital Display Readout:\u003c\/strong\u003e Built-in digital indicator provides real-time, accurate position readings for precise, repeatable adjustments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eT-Type Lead Screw Drive:\u003c\/strong\u003e High-quality T-type screw mechanism ensures smooth, backlash-minimized linear travel with fine-thread resolution.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eErgonomic Handwheel:\u003c\/strong\u003e Large, easy-grip handwheel allows controlled manual actuation for micro-level positioning without slipping.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Construction:\u003c\/strong\u003e Rigid platform and precision-ground guide rails provide stable, vibration-resistant performance even under load.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Mounting:\u003c\/strong\u003e Compatible with optical tables, machine beds, and custom fixtures; multiple mounting hole patterns included.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Cross Slide Design:\u003c\/strong\u003e Stacked axis configuration minimizes overall footprint while maximizing range of motion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOptical alignment and laser positioning\u003c\/li\u003e\n  \u003cli\u003eMicroscopy and sample stage adjustment\u003c\/li\u003e\n  \u003cli\u003eCNC and machining setups\u003c\/li\u003e\n  \u003cli\u003eQuality control and coordinate measurement\u003c\/li\u003e\n  \u003cli\u003eLaboratory research and instrumentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003cth style=\"padding:8px; border:1px solid #ddd; text-align:left;\"\u003eAttribute\u003c\/th\u003e\n\u003cth style=\"padding:8px; border:1px solid #ddd; text-align:left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eS100\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eAxis Configuration\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eXYZ (3-Axis Cross Slide)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eDrive Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eT-Type Lead Screw\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eActuation\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eManual Handwheel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eReadout\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eDigital Display\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eTable Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eSlipway \/ Linear Module\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Heavy Duty Concrete Grinder Wheel\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is an XYZ manual linear slide table used for?\u003c\/h4\u003e\n\u003cp\u003eA: An XYZ manual linear slide table, also called a cross precision guide rail or linear module, is used for fine-adjustment positioning across three axes (X, Y, and Z). Common applications include optical alignment, microscopy sample staging, precision machining setups, quality control measurement, and laboratory research where repeatable, accurate positioning is essential.\u003c\/p\u003e\n\u003ch4\u003eQ: Does the S100 slide table include a digital display for position readout?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The S100 model features a built-in digital display that provides real-time position readings on each axis, allowing operators to make precise, measurable adjustments and return to specific coordinates with confidence.\u003c\/p\u003e\n\u003ch4\u003eQ: What drive mechanism does this linear module use?\u003c\/h4\u003e\n\u003cp\u003eA: This slide table uses a T-type lead screw drive actuated by a manual handwheel. The T-type screw provides smooth, low-backlash linear motion with fine thread resolution, making it well-suited for micrometer-level positioning tasks.\u003c\/p\u003e\n\u003ch4\u003eQ: Is the XYZ slide table compatible with standard optical tables and machine beds?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The platform includes multiple mounting hole patterns designed for compatibility with standard optical breadboards, machine beds, and custom fixture setups, making integration into existing workstations straightforward.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is an XYZ manual linear slide table used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"An XYZ manual linear slide table, also called a cross precision guide rail or linear module, is used for fine-adjustment positioning across three axes (X, Y, and Z). Common applications include optical alignment, microscopy sample staging, precision machining setups, quality control measurement, and laboratory research where repeatable, accurate positioning is essential.\"}}, {\"@type\": \"Question\", \"name\": \"Does the S100 slide table include a digital display for position readout?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The S100 model features a built-in digital display that provides real-time position readings on each axis, allowing operators to make precise, measurable adjustments and return to specific coordinates with confidence.\"}}, {\"@type\": \"Question\", \"name\": \"What drive mechanism does this linear module use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This slide table uses a T-type lead screw drive actuated by a manual handwheel. The T-type screw provides smooth, low-backlash linear motion with fine thread resolution, making it well-suited for micrometer-level positioning tasks.\"}}, {\"@type\": \"Question\", \"name\": \"Is the XYZ slide table compatible with standard optical tables and machine beds?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The platform includes multiple mounting hole patterns designed for compatibility with standard optical breadboards, machine beds, and custom fixture setups, making integration into existing workstations straightforward.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"XYZ Manual Linear Slide Table Digital Display \u0026 Handwheel S100\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/xyz-manual-linear-slide-table-digital-display-handwheel-s100\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"S100-600MM-H","offer_id":57606199378086,"sku":"1005009708587905-S100-600MM-H","price":2788.57,"currency_code":"USD","in_stock":true},{"title":"S100-500MM-H","offer_id":57606199410854,"sku":"1005009708587905-S100-500MM-H","price":2621.63,"currency_code":"USD","in_stock":true},{"title":"S100-800MM-H","offer_id":57606199443622,"sku":"1005009708587905-S100-800MM-H","price":3188.41,"currency_code":"USD","in_stock":true},{"title":"S100-700MM-H","offer_id":57606199476390,"sku":"1005009708587905-S100-700MM-H","price":2987.79,"currency_code":"USD","in_stock":true},{"title":"S100-1000MM-H","offer_id":57606199509158,"sku":"1005009708587905-S100-1000MM-H","price":3654.2,"currency_code":"USD","in_stock":true},{"title":"S100-900MM-H","offer_id":57606199541926,"sku":"1005009708587905-S100-900MM-H","price":3421.31,"currency_code":"USD","in_stock":true},{"title":"S100-100MM-H","offer_id":57606199574694,"sku":"1005009708587905-S100-100MM-H","price":1855.59,"currency_code":"USD","in_stock":true},{"title":"S100-50MM-H","offer_id":57606199607462,"sku":"1005009708587905-S100-50MM-H","price":1681.31,"currency_code":"USD","in_stock":true},{"title":"S100-200MM-H","offer_id":57606199640230,"sku":"1005009708587905-S100-200MM-H","price":2038.69,"currency_code":"USD","in_stock":true},{"title":"S100-150MM-H","offer_id":57606199672998,"sku":"1005009708587905-S100-150MM-H","price":1956.66,"currency_code":"USD","in_stock":true},{"title":"S100-400MM-H","offer_id":57606199705766,"sku":"1005009708587905-S100-400MM-H","price":2456.08,"currency_code":"USD","in_stock":true},{"title":"S100-300MM-H","offer_id":57606199738534,"sku":"1005009708587905-S100-300MM-H","price":2322.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S5079ed893a4d4157a59c47053523c8c1a.webp?v=1791728518"},{"product_id":"sgr10e-32mm-dual-axis-linear-guide-rail-sgb10e-roller-block-set","title":"SGR10E 32mm Dual-Axis Linear Guide Rail \u0026 SGB10E Block Set","description":"\n\u003ch2\u003eSGR10E 32mm Built-In Dual-Axis Linear Guide Rail \u0026amp; SGB10E Roller Slide Block Set\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC machine, 3D printer, automation rig, or precision motion system with the \u003cstrong\u003eKANDE BEARINGS SGR10E Dual-Axis Linear Guide Rail Set\u003c\/strong\u003e. Each set includes one \u003cstrong\u003eSGR10E linear guide rail\u003c\/strong\u003e and one \u003cstrong\u003eSGB10E roller slide block\u003c\/strong\u003e, delivering smooth, low-friction linear motion across a range of selectable lengths (300mm to 800mm).\u003c\/p\u003e\n\n\u003ch3\u003eProduct Highlights\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-In Dual-Axis Design:\u003c\/strong\u003e The 32mm-wide SGR10E guide integrates dual-axis roller guidance for enhanced rigidity and precision travel — ideal for demanding linear motion applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete Set:\u003c\/strong\u003e Each order includes 1× SGR10E linear guide rail + 1× SGB10E block. No additional hardware required to get started.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLockable Slider Options:\u003c\/strong\u003e The SGB10-3UU LOCKING and SGB10-4UU LOCKING variants can be firmly locked in position using a standard L-wrench, giving you added control in vertical or high-vibration setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Length Selection:\u003c\/strong\u003e Available in 300mm, 400mm, 500mm, 600mm, 700mm, and 800mm lengths. Custom lengths available on request.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e SGR10E (guide) \/ SGB10E (block)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGuide Width:\u003c\/strong\u003e 32mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Precision Roller Bearings:\u003c\/strong\u003e Smooth, consistent motion with minimal play for repeatable accuracy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built from high-quality steel for long service life in industrial and hobbyist environments alike.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse; width:100%; font-size:14px;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eKANDE BEARINGS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eSGR10E \/ SGB10E\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eGuide Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e32mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eAvailable Lengths\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e300 \/ 400 \/ 500 \/ 600 \/ 700 \/ 800 mm (Custom available)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eSet Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e1× SGR10E Linear Guide Rail + 1× SGB10E Roller Block\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× SGR10E Linear Guide Rail (your selected length)\u003c\/li\u003e\n  \u003cli\u003e1× SGB10E Roller Slide Block\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: If ordering a single SGB10E-3UU block only, you will receive 1× SGB10E-3UU block (guide rail not included in single-block orders).\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC routing and milling machines\u003c\/li\u003e\n  \u003cli\u003e3D printers and laser engravers\u003c\/li\u003e\n  \u003cli\u003eAutomated assembly and pick-and-place systems\u003c\/li\u003e\n  \u003cli\u003eCamera slider and photography rigs\u003c\/li\u003e\n  \u003cli\u003eIndustrial conveyor and positioning tables\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Blade Nut Metal Universal Trimmer Accessories – Anti-Loosening Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is included in one set of the SGR10E linear guide?\u003c\/h4\u003e\n\u003cp\u003eA: One set includes 1× SGR10E linear guide rail (in your chosen length) and 1× SGB10E roller slide block. If you order only a single SGB10E-3UU block, you will receive just the block without the guide rail.\u003c\/p\u003e\n\u003ch4\u003eQ: Can the slider block be locked in position on the SGR10E guide rail?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — the SGB10-3UU LOCKING and SGB10-4UU LOCKING slider variants can be locked firmly in place using a standard L-wrench (hex key), making them suitable for applications requiring a fixed position or added stability during high-vibration operation.\u003c\/p\u003e\n\u003ch4\u003eQ: What lengths are available for the SGR10E guide rail?\u003c\/h4\u003e\n\u003cp\u003eA: Standard lengths available are 300mm, 400mm, 500mm, 600mm, 700mm, and 800mm. Custom lengths can also be arranged — please contact us before placing your order to confirm availability.\u003c\/p\u003e\n\u003ch4\u003eQ: What types of machines or projects is this linear guide suited for?\u003c\/h4\u003e\n\u003cp\u003eA: The SGR10E dual-axis linear guide set is well-suited for CNC machines, 3D printers, laser engravers, automation systems, camera sliders, and any precision motion application requiring smooth, accurate linear travel with a 32mm guide width.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is included in one set of the SGR10E linear guide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"One set includes 1× SGR10E linear guide rail (in your chosen length) and 1× SGB10E roller slide block. If you order only a single SGB10E-3UU block, you will receive just the block without the guide rail.\"}}, {\"@type\": \"Question\", \"name\": \"Can the slider block be locked in position on the SGR10E guide rail?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — the SGB10-3UU LOCKING and SGB10-4UU LOCKING slider variants can be locked firmly in place using a standard L-wrench (hex key), making them suitable for applications requiring a fixed position or added stability during high-vibration operation.\"}}, {\"@type\": \"Question\", \"name\": \"What lengths are available for the SGR10E guide rail?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Standard lengths available are 300mm, 400mm, 500mm, 600mm, 700mm, and 800mm. 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Bearings\u003c\/strong\u003e. Available in packs of 2 or 6, these bearings are precision-manufactured from durable engineering plastic with a bearing steel rolling housing — making them an ideal choice for CNC machines, 3D printers, robotics, automation equipment, and a wide range of industrial applications.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Size Range:\u003c\/strong\u003e Available in inner diameters of 10, 12, 16, 20, 25, 30, 40, and 50 mm to suit a variety of shaft sizes and system requirements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEngineering Plastic Construction:\u003c\/strong\u003e Lightweight yet robust, resisting corrosion and reducing overall system weight without compromising performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBearing Steel Rolling Housing:\u003c\/strong\u003e Ensures durability and consistent, smooth linear motion under load.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniseriate (Single Row) Configuration:\u003c\/strong\u003e Compact design for space-constrained installations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard Part Compliance:\u003c\/strong\u003e Conforms to standard specifications for easy drop-in replacement or integration into new builds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValue Packs:\u003c\/strong\u003e Choose 2-piece or 6-piece sets to match your project needs and reduce per-unit cost.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Applications:\u003c\/strong\u003e Suitable for CNC routers, 3D printers, linear rails, automation machinery, and DIY mechanical projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%;\"\u003e\n  \u003ctr style=\"background-color: #f5f5f5;\"\u003e\n    \u003cth style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\"\u003eSpecification\u003c\/th\u003e\n    \u003cth style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\"\u003eDetails\u003c\/th\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eMaterial\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eEngineering Plastic \/ Bearing Steel Housing\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f5f5f5;\"\u003e\n    \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eAvailable Inner Diameters\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e10 \/ 12 \/ 16 \/ 20 \/ 25 \/ 30 \/ 40 \/ 50 mm\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eRolling Column Configuration\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eUniseriate (Single Row)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f5f5f5;\"\u003e\n    \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003ePack Size\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e2 pcs or 6 pcs\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eCountry of Origin\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eMainland China\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f5f5f5;\"\u003e\n    \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eStandard Compliance\u003c\/td\u003e\n    \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eStandard Part\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhy Choose These Linear Bearings?\u003c\/h3\u003e\n\u003cp\u003eWhether you're building a CNC machine, maintaining industrial equipment, or working on a precision DIY project, these linear plain bearings deliver smooth, reliable motion at a competitive price. Their corrosion-resistant engineering plastic body combined with a bearing steel housing provides an excellent balance of lightweight performance and mechanical durability. The wide selection of inner diameters means you can find the exact fit for your shaft size without modification.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories Anti-Loosening Line Left Hand Thread Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel Dry and Wet Use Heavy Duty Concrete Grinder Wheel\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What inner diameter sizes are available for these linear plain bearings?\u003c\/h4\u003e\n\u003cp\u003eA: These engineering plastic linear plain bearings are available in inner diameters of 10 mm, 12 mm, 16 mm, 20 mm, 25 mm, 30 mm, 40 mm, and 50 mm, covering a wide range of shaft sizes for different mechanical applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between the 2-piece and 6-piece packs?\u003c\/h4\u003e\n\u003cp\u003eA: Both packs contain the same high-quality linear plain bearings — the 2-piece pack is ideal for smaller projects or replacements, while the 6-piece pack offers better value for larger builds, multi-axis systems, or bulk stock requirements.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What applications are these engineering plastic linear plain bearings suitable for?\u003c\/h4\u003e\n\u003cp\u003eA: These bearings are well-suited for CNC machines, 3D printers, robotic systems, linear rail assemblies, automation equipment, and general DIY mechanical projects where smooth, low-friction linear motion is required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these bearings compatible with standard linear shafts?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. These are standard-compliant parts designed to fit standard linear shafts of the corresponding inner diameter, making them easy to integrate into existing systems or use as direct replacements.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What inner diameter sizes are available for these linear plain bearings?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These engineering plastic linear plain bearings are available in inner diameters of 10 mm, 12 mm, 16 mm, 20 mm, 25 mm, 30 mm, 40 mm, and 50 mm, covering a wide range of shaft sizes for different mechanical applications.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between the 2-piece and 6-piece packs?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Both packs contain the same high-quality linear plain bearings — the 2-piece pack is ideal for smaller projects or replacements, while the 6-piece pack offers better value for larger builds, multi-axis systems, or bulk stock requirements.\"}}, {\"@type\": \"Question\", \"name\": \"What applications are these engineering plastic linear plain bearings suitable for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These bearings are well-suited for CNC machines, 3D printers, robotic systems, linear rail assemblies, automation equipment, and general DIY mechanical projects where smooth, low-friction linear motion is required.\"}}, {\"@type\": \"Question\", \"name\": \"Are these bearings compatible with standard linear shafts?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. These are standard-compliant parts designed to fit standard linear shafts of the corresponding inner diameter, making them easy to integrate into existing systems or use as direct replacements.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Engineering Plastic Linear Plain Bearings 2\/6pcs ID 10–50mm\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/engineering-plastic-linear-plain-bearings-2-6pcs-id-10-50mm\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"RJUM-01-25(25-40-58) \/ 6pcs","offer_id":57606207733926,"sku":"1005009931065294-RJUM-01-25(25-40-58)-6pcs","price":286.84,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-30(30-47-68) \/ 6pcs","offer_id":57606207766694,"sku":"1005009931065294-RJUM-01-30(30-47-68)-6pcs","price":353.35,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-40(40-62-80) \/ 6pcs","offer_id":57606207799462,"sku":"1005009931065294-RJUM-01-40(40-62-80)-6pcs","price":706.87,"currency_code":"USD","in_stock":true},{"title":"RJUM01-50(50-75-100) \/ 6pcs","offer_id":57606207832230,"sku":"1005009931065294-RJUM01-50(50-75-100)-6pcs","price":1341.0,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-16(16-26-36) \/ 6pcs","offer_id":57606207864998,"sku":"1005009931065294-RJUM-01-16(16-26-36)-6pcs","price":178.31,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-16(16-28-37) \/ 6pcs","offer_id":57606207897766,"sku":"1005009931065294-RJUM-01-16(16-28-37)-6pcs","price":181.58,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-20(20-32-45) \/ 6pcs","offer_id":57606207930534,"sku":"1005009931065294-RJUM-01-20(20-32-45)-6pcs","price":225.95,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-25(25-40-59) \/ 6pcs","offer_id":57606207963302,"sku":"1005009931065294-RJUM-01-25(25-40-59)-6pcs","price":283.49,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-40(40-62-80) \/ 2pcs","offer_id":57606207996070,"sku":"1005009931065294-RJUM-01-40(40-62-80)-2pcs","price":257.59,"currency_code":"USD","in_stock":true},{"title":"RJUM01-50(50-75-100) \/ 2pcs","offer_id":57606208028838,"sku":"1005009931065294-RJUM01-50(50-75-100)-2pcs","price":468.94,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-10(10-19-29) \/ 6pcs","offer_id":57606208061606,"sku":"1005009931065294-RJUM-01-10(10-19-29)-6pcs","price":133.27,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-12(12-22-32) \/ 6pcs","offer_id":57606208094374,"sku":"1005009931065294-RJUM-01-12(12-22-32)-6pcs","price":173.01,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-20(20-32-45) \/ 2pcs","offer_id":57606208127142,"sku":"1005009931065294-RJUM-01-20(20-32-45)-2pcs","price":97.28,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-25(25-40-59) \/ 2pcs","offer_id":57606208159910,"sku":"1005009931065294-RJUM-01-25(25-40-59)-2pcs","price":116.47,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-25(25-40-58) \/ 2pcs","offer_id":57606208192678,"sku":"1005009931065294-RJUM-01-25(25-40-58)-2pcs","price":117.55,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-30(30-47-68) \/ 2pcs","offer_id":57606208225446,"sku":"1005009931065294-RJUM-01-30(30-47-68)-2pcs","price":139.73,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-10(10-19-29) \/ 2pcs","offer_id":57606208258214,"sku":"1005009931065294-RJUM-01-10(10-19-29)-2pcs","price":66.35,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-12(12-22-32) \/ 2pcs","offer_id":57606208290982,"sku":"1005009931065294-RJUM-01-12(12-22-32)-2pcs","price":79.6,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-16(16-26-36) \/ 2pcs","offer_id":57606208323750,"sku":"1005009931065294-RJUM-01-16(16-26-36)-2pcs","price":81.44,"currency_code":"USD","in_stock":true},{"title":"RJUM-01-16(16-28-37) \/ 2pcs","offer_id":57606208356518,"sku":"1005009931065294-RJUM-01-16(16-28-37)-2pcs","price":82.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S8a642c1bccba41caa09e0214060f4b7cl.webp?v=1791728525"},{"product_id":"sbr20uu-open-bearing-block-4pcs-20mm-cnc-linear-guide","title":"4pcs SBR20UU Open Bearing Block Set – 20mm CNC Linear Guide","description":"\u003ch2\u003eKande Bearings SBR20UU Open Bearing Block — 4-Piece Set for 20mm Linear Guide Rail\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC machine, 3D printer, or precision linear motion system with this set of \u003cstrong\u003e4 x SBR20UU Open Bearing Blocks\u003c\/strong\u003e from \u003cstrong\u003eKande Bearings\u003c\/strong\u003e. Engineered from high-grade bearing steel, these open-type slide units glide smoothly along 20mm SBR linear guide rails, delivering the accuracy and rigidity your build demands. Whether you're assembling a router, laser engraver, plasma table, or custom automation rig, these blocks provide consistent, low-friction linear travel.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Due to variations in lighting and monitor settings, product colors in photos may appear slightly different from the actual item.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e SBR20UU (also compatible with SME20UU \/ SME designation)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Open Bearing Block\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Rail Size:\u003c\/strong\u003e 20mm SBR Linear Guide Rail\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-quality Bearing Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 4 pieces per set\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose SBR20UU Open Bearing Blocks?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003ePrecision Fit:\u003c\/strong\u003e Machined to tight tolerances for smooth, accurate linear travel on 20mm SBR rails\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eBearing Steel Construction:\u003c\/strong\u003e Durable material resists wear and maintains performance under load\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eOpen Design:\u003c\/strong\u003e Easy rail installation and removal — no need to fully disassemble your setup\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eCNC-Ready:\u003c\/strong\u003e Mounting holes allow straightforward integration with carriages, gantries, and platforms\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eSME \/ SBR Compatible:\u003c\/strong\u003e SME20UU and SBR20UU are interchangeable — broad cross-brand compatibility\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eSet of 4:\u003c\/strong\u003e Complete a standard dual-rail linear axis right out of the box\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC routers and milling machines\u003c\/li\u003e\n  \u003cli\u003e3D printer X\/Y\/Z axis assemblies\u003c\/li\u003e\n  \u003cli\u003eLaser engravers and cutting machines\u003c\/li\u003e\n  \u003cli\u003ePlasma cutting tables\u003c\/li\u003e\n  \u003cli\u003eCustom automation and robotics platforms\u003c\/li\u003e\n  \u003cli\u003eDIY linear actuator builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Need\u003c\/h3\u003e\n\u003cp\u003eComplete your build with other precision parts and accessories available in our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories — Anti-Loosening Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What rail size are these SBR20UU open bearing blocks compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: These bearing blocks are specifically designed for \u003cstrong\u003e20mm SBR linear guide rails\u003c\/strong\u003e. They are not compatible with 16mm, 25mm, or other rail diameters. Always match the block model number to your rail size when building or upgrading a CNC or linear motion system.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between SBR20UU and SME20UU?\u003c\/h4\u003e\n\u003cp\u003eA: SME20UU and SBR20UU are functionally equivalent and interchangeable designations used by different manufacturers for the same open bearing block standard. You can safely use these blocks in any application that calls for either model number on a 20mm linear rail.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many bearing blocks do I need for a standard linear axis?\u003c\/h4\u003e\n\u003cp\u003eA: A standard dual-rail linear axis (two parallel SBR20 rails) typically requires \u003cstrong\u003e4 bearing blocks\u003c\/strong\u003e — two per rail. This set of 4 is precisely designed to cover one complete axis, making it a convenient all-in-one purchase for your CNC build.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are the SBR20UU bearing blocks pre-lubricated?\u003c\/h4\u003e\n\u003cp\u003eA: Kande Bearings SBR20UU blocks come with factory lubrication suitable for initial operation. For extended service life and optimal smooth travel, it is recommended to apply a light machine oil or bearing grease periodically, especially in high-duty-cycle CNC applications.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What rail size are these SBR20UU open bearing blocks compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These bearing blocks are specifically designed for 20mm SBR linear guide rails. They are not compatible with 16mm, 25mm, or other rail diameters. Always match the block model number to your rail size when building or upgrading a CNC or linear motion system.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between SBR20UU and SME20UU?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"SME20UU and SBR20UU are functionally equivalent and interchangeable designations used by different manufacturers for the same open bearing block standard. You can safely use these blocks in any application that calls for either model number on a 20mm linear rail.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearing blocks do I need for a standard linear axis?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A standard dual-rail linear axis (two parallel SBR20 rails) typically requires 4 bearing blocks — two per rail. This set of 4 is precisely designed to cover one complete axis, making it a convenient all-in-one purchase for your CNC build.\"}}, {\"@type\": \"Question\", \"name\": \"Are the SBR20UU bearing blocks pre-lubricated?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Kande Bearings SBR20UU blocks come with factory lubrication suitable for initial operation. For extended service life and optimal smooth travel, it is recommended to apply a light machine oil or bearing grease periodically, especially in high-duty-cycle CNC applications.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"4pcs SBR20UU Open Bearing Block Set – 20mm CNC Linear Guide\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/sbr20uu-open-bearing-block-4pcs-20mm-cnc-linear-guide\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606208422054,"sku":"32869602453-Default Title","price":181.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S615d50365b2f4e1c910e190d72a0f93cr.webp?v=1791728526"},{"product_id":"mgn7-mgn9-mgn12-mgn15-miniature-linear-rail-guide-block-cnc-3d-printer","title":"MGN12 MGN9 MGN7 MGN15 Linear Rail \u0026 Block for CNC 3D Printer","description":"\n\u003ch2\u003eKande MGN Miniature Linear Rail Guide \u0026amp; Slider Block — Precision Motion for CNC \u0026amp; 3D Printers\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC machine, 3D printer, or light desktop device with the \u003cstrong\u003eKande Bearings MGN Miniature Linear Rail Guide\u003c\/strong\u003e. Available in MGN7, MGN9, MGN12, and MGN15 profiles across lengths of 200mm, 400mm, 500mm, and 800mm, these compact linear rails deliver smooth, accurate motion for demanding builds. Each set includes \u003cstrong\u003e1 MGN linear guide rail + 1 MGN carriage block\u003c\/strong\u003e, giving you everything you need to get moving right out of the box.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003e1 Set = 1 MGN Guide Rail + 1 MGN Carriage Block (MGN12H or MGN12C)\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003eIf you select a \u003cstrong\u003esingle block option\u003c\/strong\u003e (1 MGN12C or 1 MGN12H), you will receive \u003cstrong\u003e1 carriage block only\u003c\/strong\u003e — the guide rail is \u003cem\u003enot\u003c\/em\u003e included in that configuration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePreload Options Explained\u003c\/h3\u003e\n\u003cp\u003eThe carriage block preload determines how tightly the block fits onto the rail. Three options are available:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eZF (Normal Clearance)\u003c\/strong\u003e — Block slides freely under its own weight when oriented vertically. Ideal for most 3D printers and lightweight desktop equipment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eZ0 (No Preload)\u003c\/strong\u003e — Slides under light thrust. Also excellent for 3D printing and general light-duty use. Z0\/ZA is shipped randomly at the same price.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eZ1 (Light Preload)\u003c\/strong\u003e — Best suited for applications requiring higher precision and longer service life. Increased pre-tightening force for tighter fitment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: ZF\/Z0 is recommended for most 3D printers and light desktop devices. Z1 is for precision-critical applications only.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAvailable profiles: \u003cstrong\u003eMGN7, MGN9, MGN12, MGN15\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003eAvailable lengths: \u003cstrong\u003e200mm, 400mm, 500mm, 800mm\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003eRail and slider are \u003cstrong\u003eClass C precision grade\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003eCompatible with CNC routers, 3D printers, laser cutters, and light-duty linear motion systems\u003c\/li\u003e\n  \u003cli\u003eOptional finishes available (contact vendor): nickel-plated, chrome-plated, blackened, 440C martensitic stainless steel rails; stainless steel 440C or plated sliders\u003c\/li\u003e\n  \u003cli\u003eCompact miniature form factor — easy to integrate into tight build spaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Class C Rails \u0026amp; Matched Steel Balls?\u003c\/h3\u003e\n\u003cp\u003eThe guide rail and slider are precision-matched as a Class C assembly. Replacement steel balls are not included because mismatched ball tolerances (e.g. -2μ, -4μ, ±0, +2μ) can reduce the service life of the carriage block. The matched set ensures optimal performance and longevity from day one.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e3D Printers (FDM, CoreXY, Voron, RatRig, and similar builds)\u003c\/li\u003e\n  \u003cli\u003eCNC routers and mills\u003c\/li\u003e\n  \u003cli\u003eLaser engravers and cutters\u003c\/li\u003e\n  \u003cli\u003eDIY linear motion projects and automation equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between MGN7, MGN9, MGN12, and MGN15 linear rails?\u003c\/h4\u003e\n\u003cp\u003eA: The number refers to the width of the rail in millimeters. MGN7 is the narrowest and lightest, ideal for very compact machines, while MGN15 is wider and supports heavier loads with greater rigidity. MGN12 is the most popular choice for standard 3D printer builds. Choose based on your load requirements and available mounting space.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the listing include both the rail and the block?\u003c\/h4\u003e\n\u003cp\u003eA: When you select a \u003cstrong\u003eset\u003c\/strong\u003e option, you receive 1 MGN guide rail + 1 MGN carriage block. If you select a \u003cstrong\u003esingle block\u003c\/strong\u003e option (MGN12C or MGN12H), you receive only the carriage block — no guide rail is included. Please read the variant description carefully before ordering.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Which preload should I choose for my 3D printer?\u003c\/h4\u003e\n\u003cp\u003eA: For the vast majority of 3D printers and light desktop devices, \u003cstrong\u003eZF or Z0 preload\u003c\/strong\u003e is recommended. These offer smooth, low-friction movement that suits typical printing speeds and loads. Z1 (light preload) is better suited for precision CNC or industrial applications where tighter fitment and higher accuracy are required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are stainless steel or specialty-coated rails available?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. Kande Bearings offers nickel-plated, chrome-plated, blackened, and 440C martensitic stainless steel rail options, as well as stainless steel 440C and plated slider options. Please contact the vendor directly to inquire about these specialty variants.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between MGN7, MGN9, MGN12, and MGN15 linear rails?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The number refers to the width of the rail in millimeters. MGN7 is the narrowest and lightest, ideal for very compact machines, while MGN15 is wider and supports heavier loads with greater rigidity. MGN12 is the most popular choice for standard 3D printer builds. 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This precision-engineered roller slide system features a robust 70mm guide width, delivering exceptionally smooth, stable, and accurate linear motion for demanding applications. Each set includes \u003cstrong\u003e1 × SGB25 roller slide block\u003c\/strong\u003e and \u003cstrong\u003e1 × SGR25 linear guide rail\u003c\/strong\u003e, available in customizable lengths from 300mm to 1800mm to suit your exact build requirements.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e SGR25 (Guide) + SGB25 (Block)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGuide Width:\u003c\/strong\u003e 70mm for enhanced lateral stability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-Axis Design:\u003c\/strong\u003e Built-in dual-axis construction for superior rigidity and reduced play\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable Length:\u003c\/strong\u003e Available from 300mm up to 1800mm to fit your project perfectly\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSet Contents:\u003c\/strong\u003e 1 × SGB25 roller slide block + 1 × SGR25 linear guide rail\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Load Capacity:\u003c\/strong\u003e Engineered for heavy-duty woodworking, CNC machines, 3D printers, and industrial automation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmooth Roller Motion:\u003c\/strong\u003e Precision roller bearings minimize friction for accurate, repeatable travel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Hardened steel rail and block for long service life under continuous use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Mounting:\u003c\/strong\u003e Standard bolt pattern for straightforward installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eKANDE BEARINGS\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eSGR25 \/ SGB25\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eGuide Width\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e70mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eAvailable Lengths\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e300mm – 1800mm (customizable)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e1 × SGB25 Block + 1 × SGR25 Guide Rail\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMainland China\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cp\u003eEach order includes \u003cstrong\u003e1 SGB25 roller slide block\u003c\/strong\u003e and \u003cstrong\u003e1 SGR25 linear guide rail\u003c\/strong\u003e. Please select your desired length at the time of purchase. If you require additional blocks or rails, please order separately.\u003c\/p\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eWoodworking machinery and router tables\u003c\/li\u003e\n  \u003cli\u003eCNC routers and milling machines\u003c\/li\u003e\n  \u003cli\u003e3D printers and laser engravers\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation and conveyor systems\u003c\/li\u003e\n  \u003cli\u003eDIY linear motion projects and drawer slides\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Dry and Wet Use Heavy Duty\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is included in the SGR25 linear guide set?\u003c\/h4\u003e\n\u003cp\u003eA: Each set includes 1 × SGB25 roller slide block and 1 × SGR25 linear guide rail. You choose the length (300mm to 1800mm) at checkout. Additional blocks or rails must be ordered separately.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can the SGR25 guide rail length be customized?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The SGR25 guide rail is available in lengths ranging from 300mm to 1800mm. Simply select your required length when placing your order, and it will be cut or supplied to your specification.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What makes this a \"dual-axis\" linear guide?\u003c\/h4\u003e\n\u003cp\u003eA: The built-in dual-axis design means the guide rail and roller block are engineered to constrain motion in two axes simultaneously, providing superior rigidity, reduced wobble, and precise straight-line travel compared to single-axis designs — ideal for heavy-duty woodworking and CNC applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this linear guide rail suitable for woodworking machinery?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The SGR25 roller slide system is widely used in woodworking tables, router sleds, and sliding table saws where smooth, accurate, and repeatable linear motion is essential.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is included in the SGR25 linear guide set?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each set includes 1 × SGB25 roller slide block and 1 × SGR25 linear guide rail. You choose the length (300mm to 1800mm) at checkout. Additional blocks or rails must be ordered separately.\"}}, {\"@type\": \"Question\", \"name\": \"Can the SGR25 guide rail length be customized?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The SGR25 guide rail is available in lengths ranging from 300mm to 1800mm. 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1500mm","offer_id":57606233784486,"sku":"1005007507217649-SGB25-3UULocking-1500mm","price":1132.12,"currency_code":"USD","in_stock":true},{"title":"SGB25-5UU (5 rounds \/ only 1pc SGB25 block","offer_id":57606233817254,"sku":"1005007507217649-SGB25-5UU (5 rounds-only 1pc SGB25 block","price":217.85,"currency_code":"USD","in_stock":true},{"title":"SGB25-4UU ( 4rounds \/ only 1pc SGB25 block","offer_id":57606233850022,"sku":"1005007507217649-SGB25-4UU ( 4rounds-only 1pc SGB25 block","price":206.48,"currency_code":"USD","in_stock":true},{"title":"SGB25-4UULocking \/ only 1pc SGB25 block","offer_id":57606233882790,"sku":"1005007507217649-SGB25-4UULocking-only 1pc SGB25 block","price":217.85,"currency_code":"USD","in_stock":true},{"title":"SGB25-3UULocking \/ only 1pc SGB25 block","offer_id":57606233915558,"sku":"1005007507217649-SGB25-3UULocking-only 1pc SGB25 block","price":206.48,"currency_code":"USD","in_stock":true},{"title":"SGB25-3UULocking \/ 1800mm","offer_id":57606233948326,"sku":"1005007507217649-SGB25-3UULocking-1800mm","price":1291.6,"currency_code":"USD","in_stock":true},{"title":"SGB25-5UU (5 rounds \/ 1800mm","offer_id":57606233981094,"sku":"1005007507217649-SGB25-5UU (5 rounds-1800mm","price":1302.97,"currency_code":"USD","in_stock":true},{"title":"SGB25-3UU (3 rounds \/ only 1pc SGB25 block","offer_id":57606234013862,"sku":"1005007507217649-SGB25-3UU (3 rounds-only 1pc SGB25 block","price":195.11,"currency_code":"USD","in_stock":true},{"title":"SGB25-4UULocking \/ 1800mm","offer_id":57606234046630,"sku":"1005007507217649-SGB25-4UULocking-1800mm","price":1302.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S093707c3bcf94256a6b8015926615e26n.webp?v=1791728556"},{"product_id":"10mm-chrome-plated-linear-shaft-rod-3d-printer-cnc","title":"10mm Chrome Linear Shaft Rod for 3D Printer \u0026 CNC — 650–800mm","description":"\n\u003ch2\u003e10mm Chrome Plated Linear Shaft Rod — Precision CNC \u0026amp; 3D Printer Component\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer, CNC machine, or linear motion system with this high-precision \u003cstrong\u003e10mm diameter chrome plated linear shaft rod\u003c\/strong\u003e from Kande Bearings. Engineered from hardened carbon steel (C45 or GCr15) with a surface hardness of HRC 58–60, this rod delivers the rigidity and dimensional accuracy demanded by demanding motion applications. The nickel\/chrome coating provides a smooth Ra 0.8 surface finish, minimizing friction for reliable, consistent linear movement.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 10 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Lengths:\u003c\/strong\u003e 650 mm | 700 mm | 750 mm | 800 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Carbon Steel — C45 or GCr15\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface Hardness:\u003c\/strong\u003e HRC 58–60 (Hardened Surface)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface Coating:\u003c\/strong\u003e Chrome \/ Nickel Plated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface Roughness:\u003c\/strong\u003e Ra 0.8\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 pc per order\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustom Lengths Available:\u003c\/strong\u003e Yes — contact us to cut to your required length\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose This Linear Shaft?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eHardened surface\u003c\/strong\u003e resists wear and maintains tight tolerances over thousands of cycles\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eChrome plated finish\u003c\/strong\u003e provides a smooth, low-friction surface for precise linear motion\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eVersatile compatibility\u003c\/strong\u003e — fits standard LM10UU linear bearings and most 3D printer frames\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eMultiple lengths\u003c\/strong\u003e to suit Prusa, CoreXY, Mendel, and other common printer designs\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eCustom cutting service\u003c\/strong\u003e available — just reach out with your exact specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFDM \u0026amp; SLA 3D Printers (X, Y, and Z axes)\u003c\/li\u003e\n  \u003cli\u003eCNC routing and milling machines\u003c\/li\u003e\n  \u003cli\u003eLinear actuators and automation systems\u003c\/li\u003e\n  \u003cli\u003eLaser engravers and plotters\u003c\/li\u003e\n  \u003cli\u003eDIY motion platforms and robotics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003ePlease note: Due to variations in lighting and monitor settings, product colors in photos may appear slightly different from the actual item.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories Anti-Loosening Line Left Hand Thread Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What lengths are available for this 10mm linear shaft rod?\u003c\/h4\u003e\n\u003cp\u003eA: This chrome plated 10mm linear shaft is available in four standard lengths: 650 mm, 700 mm, 750 mm, and 800 mm. If you require a different length, a custom cutting service is available — simply contact the seller with your specifications.\u003c\/p\u003e\n\u003ch4\u003eQ: What material is this linear shaft rod made from?\u003c\/h4\u003e\n\u003cp\u003eA: The shaft is manufactured from carbon steel, either C45 or GCr15 grade, with a hardened surface of HRC 58–60 for exceptional wear resistance and dimensional stability under continuous use.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this linear shaft compatible with standard LM10UU linear bearings?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The 10mm diameter and Ra 0.8 surface finish are designed for compatibility with standard LM10UU linear bearings, making this shaft a direct fit for most 3D printer and CNC linear motion setups.\u003c\/p\u003e\n\u003ch4\u003eQ: How many rods are included per order?\u003c\/h4\u003e\n\u003cp\u003eA: Each order includes 1 piece (1 pc per lot). Please select your required length at the time of purchase and order multiple quantities if you need more than one shaft.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What lengths are available for this 10mm linear shaft rod?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This chrome plated 10mm linear shaft is available in four standard lengths: 650 mm, 700 mm, 750 mm, and 800 mm. 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This set of \u003cstrong\u003e4 precision-machined SK12 rail supports\u003c\/strong\u003e is engineered to securely hold and align 12mm smooth rods, ensuring accurate, stable, and vibration-free movement across every axis.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're building or upgrading a 3D printer, laser engraver, or custom linear slide system, these robust shaft supports provide the solid foundation your motion system demands.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e SK12 — compatible with 12mm diameter smooth rods\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack of 4\u003c\/strong\u003e — everything you need for a complete axis setup\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSturdy construction\u003c\/strong\u003e — machined from quality metal for lasting durability and rigidity\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBolt-down mounting\u003c\/strong\u003e — flat base with pre-drilled holes for easy, secure installation on any frame or surface\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision bore\u003c\/strong\u003e — tight tolerance inner diameter ensures accurate rod alignment and minimal play\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile use\u003c\/strong\u003e — ideal for 3D printers, CNC routers, linear actuators, laser cutters, and DIY automation projects\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings — a dedicated motion hardware specialist\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKande Bearings\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSK12\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Rod Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Due to variations in lighting and monitor calibration, product colors in images may appear slightly different from the actual item.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eAlso Useful for Your Workshop\u003c\/h3\u003e\n\u003cp\u003eComplete your build toolkit with these related items from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What rod diameter is the SK12 linear shaft support compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The Kande Bearings SK12 linear shaft support is specifically designed for \u003cstrong\u003e12mm diameter smooth rods\u003c\/strong\u003e. It provides a precision-fit bore to ensure accurate alignment and minimal wobble in your linear motion system.\u003c\/p\u003e\n\u003ch4\u003eQ: Can these SK12 shaft supports be used for applications other than 3D printing?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely! While the SK12 12mm linear shaft support is extremely popular for 3D printer builds and upgrades, it is equally well-suited for CNC routers, laser engravers, linear actuators, and any custom DIY automation or sliding mechanism that uses 12mm smooth rods.\u003c\/p\u003e\n\u003ch4\u003eQ: How are the SK12 supports mounted to a frame or surface?\u003c\/h4\u003e\n\u003cp\u003eA: Each SK12 support features a flat base with pre-drilled mounting holes, allowing you to bolt it securely to aluminum extrusion frames, wooden boards, or metal surfaces. Standard mounting hardware (bolts\/screws) can be used for a firm, vibration-resistant installation.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What rod diameter is the SK12 linear shaft support compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The Kande Bearings SK12 linear shaft support is specifically designed for 12mm diameter smooth rods. It provides a precision-fit bore to ensure accurate alignment and minimal wobble in your linear motion system.\"}}, {\"@type\": \"Question\", \"name\": \"Can these SK12 shaft supports be used for applications other than 3D printing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely! While the SK12 12mm linear shaft support is extremely popular for 3D printer builds and upgrades, it is equally well-suited for CNC routers, laser engravers, linear actuators, and any custom DIY automation or sliding mechanism that uses 12mm smooth rods.\"}}, {\"@type\": \"Question\", \"name\": \"How are the SK12 supports mounted to a frame or surface?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each SK12 support features a flat base with pre-drilled mounting holes, allowing you to bolt it securely to aluminum extrusion frames, wooden boards, or metal surfaces. Standard mounting hardware (bolts\/screws) can be used for a firm, vibration-resistant installation.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"SK12 12mm Linear Shaft Support 4pcs – Kande Bearings 3D Printer\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/sk12-12mm-linear-shaft-support-4pcs-3d-printer-cnc\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606261211302,"sku":"32877137858-Default Title","price":33.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/Hb46af2df26ca489899e434590f6a3f90L.webp?v=1791728669"},{"product_id":"lm5uu-linear-bearing-5x10x15mm-10pcs-kande-bearings","title":"10pcs LM5UU Linear Bearing 5x10x15mm – Kande Bearings","description":"\n\u003ch2\u003eKande Bearings LM5UU Linear Bearings – 10-Piece Set\u003c\/h2\u003e\n\u003cp\u003eUpgrade your precision motion projects with this 10-piece set of \u003cstrong\u003eLM5UU Linear Bearings\u003c\/strong\u003e from \u003cstrong\u003eKande Bearings\u003c\/strong\u003e. Engineered for smooth, low-friction linear motion, these compact 5x10x15mm bearings are a go-to choice for 3D printers, CNC machines, robotics, and other precision linear-motion applications. Each bearing delivers consistent, reliable performance with minimal play.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e LM5UU\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 5 x 10 x 15mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 5mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 10mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight (Length):\u003c\/strong\u003e 15mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 10 pieces per set\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Linear Bearing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003ePrecision Tolerances\u003c\/strong\u003e – Tight dimensional accuracy for smooth, consistent gliding motion along linear shafts\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eLow Friction Design\u003c\/strong\u003e – Recirculating ball bearing arrangement minimizes resistance for efficient movement\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eCompact \u0026amp; Versatile\u003c\/strong\u003e – The slim 5mm bore fits standard 5mm linear guide rods widely used in hobbyist and professional builds\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eValue Pack\u003c\/strong\u003e – 10 bearings included, ideal for multi-axis builds, replacements, or stocking spares\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eWide Compatibility\u003c\/strong\u003e – Suits 3D printers (RepRap, Prusa, etc.), CNC routers, laser cutters, pick-and-place machines, and robotics platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e3D Printer linear axes (X, Y, Z)\u003c\/li\u003e\n  \u003cli\u003eCNC router and milling machine carriages\u003c\/li\u003e\n  \u003cli\u003eLaser cutter guide systems\u003c\/li\u003e\n  \u003cli\u003eRobotic arm linear joints\u003c\/li\u003e\n  \u003cli\u003eDIY automation and motion-control projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What shaft diameter do these LM5UU linear bearings fit?\u003c\/h4\u003e\n\u003cp\u003eA: The LM5UU linear bearings have a 5mm inner diameter, designed to fit standard 5mm hardened linear guide rods or smooth rods commonly used in 3D printers and CNC builds.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these LM5UU bearings compatible with popular 3D printers?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The LM5UU is a widely used standard size compatible with many popular 3D printer platforms including RepRap, Prusa, and similar designs that use 5mm guide rods. Always verify your printer's exact specifications before ordering.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many bearings come in this set?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes 10 LM5UU linear bearings (5x10x15mm), providing enough for full multi-axis setups or convenient spares for future maintenance.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What are the exact dimensions of the LM5UU bearing?\u003c\/h4\u003e\n\u003cp\u003eA: Each LM5UU bearing measures 5mm inner diameter × 10mm outer diameter × 15mm in length — the standard LM5UU form factor recognized across the motion-control industry.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What shaft diameter do these LM5UU linear bearings fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The LM5UU linear bearings have a 5mm inner diameter, designed to fit standard 5mm hardened linear guide rods or smooth rods commonly used in 3D printers and CNC builds.\"}}, {\"@type\": \"Question\", \"name\": \"Are these LM5UU bearings compatible with popular 3D printers?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The LM5UU is a widely used standard size compatible with many popular 3D printer platforms including RepRap, Prusa, and similar designs that use 5mm guide rods. Always verify your printer's exact specifications before ordering.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings come in this set?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing includes 10 LM5UU linear bearings (5x10x15mm), providing enough for full multi-axis setups or convenient spares for future maintenance.\"}}, {\"@type\": \"Question\", \"name\": \"What are the exact dimensions of the LM5UU bearing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each LM5UU bearing measures 5mm inner diameter × 10mm outer diameter × 15mm in length — the standard LM5UU form factor recognized across the motion-control industry.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"10pcs LM5UU Linear Bearing 5x10x15mm – Kande Bearings\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/lm5uu-linear-bearing-5x10x15mm-10pcs-kande-bearings\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606262882470,"sku":"32865611706-Default Title","price":50.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB1RJ9OdRyWBuNkSmFPq6xguVXak.webp?v=1791728670"},{"product_id":"mgn9-miniature-linear-rail-guide-mgn9c-mgn9h-block-3d-printer-cnc","title":"MGN9 Linear Rail Guide \u0026 Block MGN9C MGN9H for 3D Printer CNC","description":"\u003ch2\u003eMGN9 Miniature Linear Rail Guide – MGN9C \u0026amp; MGN9H Blocks for VORON 2.4, Trident \u0026amp; CNC Machines\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer or CNC build with the \u003cstrong\u003eMGN9 Miniature Linear Rail Guide\u003c\/strong\u003e from KANDE BEARINGS. Available in multiple lengths (300mm, 350mm, 400mm, 600mm) and two block styles — \u003cstrong\u003eMGN9C\u003c\/strong\u003e (compact) and \u003cstrong\u003eMGN9H\u003c\/strong\u003e (long) — these precision-engineered rails deliver smooth, accurate linear motion for demanding applications including VORON 2.4, Trident, and desktop CNC setups.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhat's in the Package?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1 Set\u003c\/strong\u003e = 1 × MGN9H or MGN9C block + 1 × guide rail\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSingle block option\u003c\/strong\u003e: If you select \"1 MGN9C\" or \"1 MGN9H\" only, you will receive \u003cem\u003e1 block only\u003c\/em\u003e — the guide rail is \u003cstrong\u003enot included\u003c\/strong\u003e in the single-block option.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGuide width:\u003c\/strong\u003e 9mm — compact profile ideal for lightweight motion systems\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo block styles:\u003c\/strong\u003e MGN9C (short\/compact body) and MGN9H (longer body for increased contact and load capacity)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable lengths:\u003c\/strong\u003e 300mm, 350mm, 400mm, 600mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePreload options:\u003c\/strong\u003e ZF (normal clearance), Z0 (no preload), Z1 (light preload)\n    \u003cul\u003e\n      \u003cli\u003eZF: Slides freely under the weight of the carriage — ideal for most 3D printer setups\u003c\/li\u003e\n      \u003cli\u003eZ0: Requires light thrust to slide — good all-around balance\u003c\/li\u003e\n      \u003cli\u003eZ1: Tighter preload for applications demanding higher accuracy and longer service life\u003c\/li\u003e\n      \u003cli\u003eZ0\/ZA ships randomly at the same price\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFor most 3D printers and light desktop devices:\u003c\/strong\u003e ZF or Z0 preload is recommended\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRail \u0026amp; block class:\u003c\/strong\u003e Class C precision\u003c\/li\u003e\n  \u003cli\u003eAlso available in \u003cstrong\u003enickel-plated, chrome-plated, blackened, and 440C martensitic stainless steel rails\u003c\/strong\u003e, plus stainless steel 440C and plated slider options — contact us for details\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSteel Ball Note\u003c\/h3\u003e\n\u003cp\u003eThe rail and slider are precisely matched at Class C tolerance. Replacement steel balls from third-party sources may not match the tolerance of the slider's steel balls (e.g. -2μ, -4μ, ±0, +2μ), which can reduce the useful life of the block. If you require additional steel balls, place your order and leave a message — a steel ball with ±0 tolerance will be provided at no extra cost by default. \u003cem\u003e(Polish warehouse does not participate in this offer.)\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eVORON 2.4 \u0026amp; Trident 3D printers\u003c\/li\u003e\n  \u003cli\u003eDesktop CNC routers and engravers\u003c\/li\u003e\n  \u003cli\u003eDIY motion systems and linear actuators\u003c\/li\u003e\n  \u003cli\u003eLight industrial automation equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut – Universal Trimmer Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Heavy Duty Concrete Grinder Wheel\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between the MGN9C and MGN9H linear rail blocks?\u003c\/h4\u003e\n\u003cp\u003eA: The MGN9C is a compact (short) carriage block, while the MGN9H is a longer carriage block. The MGN9H offers a larger contact surface, providing greater load capacity and improved stability — making it popular for heavier print heads or gantry setups. The MGN9C is preferred where space is tight and weight savings are important.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Which preload should I choose for my VORON 2.4 or Trident 3D printer?\u003c\/h4\u003e\n\u003cp\u003eA: For most 3D printers including VORON 2.4 and Trident builds, ZF (normal clearance) or Z0 (no preload) is recommended. ZF allows the carriage to glide freely under its own weight, which is ideal for lightweight toolheads. Z1 (light preload) is better suited for applications requiring higher precision and longer service life under greater loads.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the single block option include a guide rail?\u003c\/h4\u003e\n\u003cp\u003eA: No. When you select a single MGN9C or MGN9H block, you will receive only 1 carriage block — the guide rail is not included. If you need a complete set (block + guide rail), please select the \"1 set\" option.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are stainless steel or specialty-coated rails available?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. KANDE BEARINGS also offers nickel-plated, chrome-plated, blackened, and 440C martensitic stainless steel rails, as well as stainless steel 440C and plated slider options. Please contact us directly for pricing and availability on specialty variants.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between the MGN9C and MGN9H linear rail blocks?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The MGN9C is a compact (short) carriage block, while the MGN9H is a longer carriage block. The MGN9H offers a larger contact surface, providing greater load capacity and improved stability — making it popular for heavier print heads or gantry setups. The MGN9C is preferred where space is tight and weight savings are important.\"}}, {\"@type\": \"Question\", \"name\": \"Which preload should I choose for my VORON 2.4 or Trident 3D printer?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"For most 3D printers including VORON 2.4 and Trident builds, ZF (normal clearance) or Z0 (no preload) is recommended. ZF allows the carriage to glide freely under its own weight, which is ideal for lightweight toolheads. Z1 (light preload) is better suited for applications requiring higher precision and longer service life under greater loads.\"}}, {\"@type\": \"Question\", \"name\": \"Does the single block option include a guide rail?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. When you select a single MGN9C or MGN9H block, you will receive only 1 carriage block — the guide rail is not included. If you need a complete set (block + guide rail), please select the \\\"1 set\\\" option.\"}}, {\"@type\": \"Question\", \"name\": \"Are stainless steel or specialty-coated rails available?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. KANDE BEARINGS also offers nickel-plated, chrome-plated, blackened, and 440C martensitic stainless steel rails, as well as stainless steel 440C and plated slider options. Please contact us directly for pricing and availability on specialty variants.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"MGN9 Linear Rail Guide \u0026 Block MGN9C MGN9H for 3D Printer CNC\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/mgn9-miniature-linear-rail-guide-mgn9c-mgn9h-block-3d-printer-cnc\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"MGN9C \/ 550mm","offer_id":57606262948006,"sku":"32908785875-MGN9C-550mm","price":97.52,"currency_code":"USD","in_stock":true},{"title":"MGN9H \/ 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block","offer_id":57606263210150,"sku":"32908785875-MGN9C-only a block","price":38.3,"currency_code":"USD","in_stock":true},{"title":"MGN9H \/ only a block","offer_id":57606263242918,"sku":"32908785875-MGN9H-only a block","price":41.26,"currency_code":"USD","in_stock":true},{"title":"MGN9C \/ 750mm","offer_id":57606263275686,"sku":"32908785875-MGN9C-750mm","price":138.29,"currency_code":"USD","in_stock":true},{"title":"MGN9H \/ 750mm","offer_id":57606263308454,"sku":"32908785875-MGN9H-750mm","price":140.69,"currency_code":"USD","in_stock":true},{"title":"MGN9C \/ 800mm","offer_id":57606263341222,"sku":"32908785875-MGN9C-800mm","price":148.47,"currency_code":"USD","in_stock":true},{"title":"MGN9H \/ 800mm","offer_id":57606263373990,"sku":"32908785875-MGN9H-800mm","price":150.9,"currency_code":"USD","in_stock":true},{"title":"MGN9C \/ 500mm","offer_id":57606263406758,"sku":"32908785875-MGN9C-500mm","price":92.69,"currency_code":"USD","in_stock":true},{"title":"MGN9H \/ 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150mm","offer_id":57606263668902,"sku":"32908785875-MGN9C-150mm","price":52.39,"currency_code":"USD","in_stock":true},{"title":"MGN9H \/ 150mm","offer_id":57606263701670,"sku":"32908785875-MGN9H-150mm","price":54.82,"currency_code":"USD","in_stock":true},{"title":"MGN9C \/ 300mm","offer_id":57606263734438,"sku":"32908785875-MGN9C-300mm","price":68.91,"currency_code":"USD","in_stock":true},{"title":"MGN9H \/ 300mm","offer_id":57606263767206,"sku":"32908785875-MGN9H-300mm","price":71.34,"currency_code":"USD","in_stock":true},{"title":"MGN9C \/ 350mm","offer_id":57606263799974,"sku":"32908785875-MGN9C-350mm","price":74.21,"currency_code":"USD","in_stock":true},{"title":"MGN9H \/ 350mm","offer_id":57606263832742,"sku":"32908785875-MGN9H-350mm","price":76.65,"currency_code":"USD","in_stock":true},{"title":"MGN9C \/ 200mm","offer_id":57606263865510,"sku":"32908785875-MGN9C-200mm","price":58.21,"currency_code":"USD","in_stock":true},{"title":"MGN9H \/ 200mm","offer_id":57606263898278,"sku":"32908785875-MGN9H-200mm","price":60.65,"currency_code":"USD","in_stock":true},{"title":"MGN9C \/ 250mm","offer_id":57606263931046,"sku":"32908785875-MGN9C-250mm","price":63.56,"currency_code":"USD","in_stock":true},{"title":"MGN9H \/ 250mm","offer_id":57606263963814,"sku":"32908785875-MGN9H-250mm","price":65.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S7c170fed6c4f425ea63265c98f00bc4bF.webp?v=1791728671"},{"product_id":"lmh8uu-round-flange-linear-ball-bearing-8mm-3d-printer","title":"LMH8UU Round Flange Linear Ball Bearing 8mm for 3D Printer","description":"\u003ch2\u003eLMH8UU Round Flange Linear Ball Bearing – 8mm Shaft\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer or CNC machine with the \u003cstrong\u003eKande Bearings LMH8UU Round Flange Linear Ball Bearing\u003c\/strong\u003e. Engineered for smooth, precise linear motion, this 8mm bearing features a round flange design that simplifies mounting and ensures stable, low-friction movement along guide rods. Whether you're building, repairing, or improving a 3D printer, this bearing delivers the accuracy and durability your project demands.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Colors in product images may vary slightly due to different lighting conditions. Rulers or measurement tools shown in images are not included.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e LMH8UU (also compatible as SMH8UU)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShaft Diameter:\u003c\/strong\u003e 8mm – fits standard 8mm linear guide rods\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlange Type:\u003c\/strong\u003e Round flange for easy, secure installation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBall Bearing Design:\u003c\/strong\u003e Provides smooth, low-friction linear travel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Precision:\u003c\/strong\u003e Ideal for 3D printers, CNC routers, and linear motion systems\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings – a trusted name in precision bearings\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in Mainland China\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f2f2f2;\"\u003e\n    \u003cth style=\"border:1px solid #ddd; padding:8px; text-align:left;\"\u003eSpecification\u003c\/th\u003e\n    \u003cth style=\"border:1px solid #ddd; padding:8px; text-align:left;\"\u003eDetail\u003c\/th\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eModel Number\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eLMH8UU \/ SMH8UU\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eShaft Diameter\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e8mm\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eBearing Type\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eRound Flange Linear Ball Bearing\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eBrand\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eKande Bearings\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eOrigin\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eMainland China\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003eQuantity\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd; padding:8px;\"\u003e1 piece per lot\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFDM 3D Printers (e.g., Prusa, Anet, Creality, and similar)\u003c\/li\u003e\n  \u003cli\u003eCNC Router Machines\u003c\/li\u003e\n  \u003cli\u003eLinear Motion Systems \u0026amp; Automation Equipment\u003c\/li\u003e\n  \u003cli\u003eRepRap and DIY 3D Printer Builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between LMH8UU and LM8UU linear bearings?\u003c\/h4\u003e\n\u003cp\u003eA: The LMH8UU is a round \u003cstrong\u003eflange\u003c\/strong\u003e linear ball bearing, meaning it includes a circular flange collar that allows it to be easily mounted and secured from the outside of a housing. The standard LM8UU does not have a flange, making the LMH8UU a better choice when you need a more stable, bolt-on mounting solution for your 3D printer or linear motion assembly.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this bearing compatible with my Creality or Prusa 3D printer?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The LMH8UU round flange linear ball bearing is designed for standard 8mm linear guide rods, which are widely used in popular 3D printer models including Creality, Prusa, Anet, and most RepRap-style machines. Always verify your printer's bearing specifications before purchasing.\u003c\/p\u003e\n\u003ch4\u003eQ: How many bearings are included in one purchase?\u003c\/h4\u003e\n\u003cp\u003eA: Each listing includes \u003cstrong\u003e1 piece\u003c\/strong\u003e (1 pc per lot) of the LMH8UU round flange linear ball bearing. You can add multiples to your cart if you need more than one.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between LMH8UU and LM8UU linear bearings?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The LMH8UU is a round flange linear ball bearing, meaning it includes a circular flange collar that allows it to be easily mounted and secured from the outside of a housing. The standard LM8UU does not have a flange, making the LMH8UU a better choice when you need a more stable, bolt-on mounting solution for your 3D printer or linear motion assembly.\"}}, {\"@type\": \"Question\", \"name\": \"Is this bearing compatible with my Creality or Prusa 3D printer?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The LMH8UU round flange linear ball bearing is designed for standard 8mm linear guide rods, which are widely used in popular 3D printer models including Creality, Prusa, Anet, and most RepRap-style machines. Always verify your printer's bearing specifications before purchasing.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings are included in one purchase?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each listing includes 1 piece (1 pc per lot) of the LMH8UU round flange linear ball bearing. You can add multiples to your cart if you need more than one.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"LMH8UU Round Flange Linear Ball Bearing 8mm for 3D Printer\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/lmh8uu-round-flange-linear-ball-bearing-8mm-3d-printer\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606264062118,"sku":"32917167675-Default Title","price":17.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S3ed578578a4d4e82be6fd4ceaedcaae4f.webp?v=1791728672"},{"product_id":"kande-plastic-flange-linear-bearing-3d-printer-lmk16qs-lmk20qs-lmk25qs-lmk30qs","title":"Kande Plastic Flange Linear Bearing LMK 3D Printer Rods","description":"\u003ch2\u003eKande Plastic Flange Linear Bearings – Precision Motion for 3D Printers\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer's linear motion system with these high-quality \u003cstrong\u003eKande Plastic Flange Linear Bearings\u003c\/strong\u003e. Engineered for smooth, low-friction movement along linear rods, these flange-type bearings are ideal for 3D printer builds, CNC machines, and other precision motion applications. Each pack contains \u003cstrong\u003e1 piece\u003c\/strong\u003e, available in multiple model variants to suit your exact rod diameter and length requirements.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eCompatible Models\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLMK16QS\u003c\/li\u003e\n  \u003cli\u003eLMK20QS\u003c\/li\u003e\n  \u003cli\u003eLMK25QS\u003c\/li\u003e\n  \u003cli\u003eLMK30QS\u003c\/li\u003e\n  \u003cli\u003eLMK16LQS\u003c\/li\u003e\n  \u003cli\u003eLMK20LQS\u003c\/li\u003e\n  \u003cli\u003eLMK25LQS\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlange Design:\u003c\/strong\u003e Square flange plate allows for easy bolt-on mounting, eliminating the need for bearing retaining clips or housings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlastic Construction:\u003c\/strong\u003e Lightweight yet durable polymer build reduces overall printer weight and operates quietly for smooth, consistent motion.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Friction Operation:\u003c\/strong\u003e Engineered for efficient linear movement along smooth rods, helping your printer achieve accurate and repeatable positioning.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Fits standard linear rod diameters from 16mm to 30mm — select the model number matching your rod size.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Drop-in replacement or upgrade for existing LMK-series linear bearing housings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Use:\u003c\/strong\u003e Suitable for 3D printers, CNC routers, laser engravers, and other linear-motion DIY projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKANDE BEARINGS\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePacking Quantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 PC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModels Available\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLMK16QS, LMK20QS, LMK25QS, LMK30QS, LMK16LQS, LMK20LQS, LMK25LQS\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic (Polymer)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cp\u003eLooking for more workshop and project accessories? Check out these items from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Dry and Wet Use Heavy Duty\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What rod diameter does the LMK16QS plastic flange linear bearing fit?\u003c\/h4\u003e\n\u003cp\u003eA: The LMK16QS is designed to fit a 16mm diameter linear rod. Similarly, the LMK20QS fits 20mm rods, LMK25QS fits 25mm rods, and LMK30QS fits 30mm rods. Always select the model number that matches your specific rod diameter for proper fitment.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between the QS and LQS variants?\u003c\/h4\u003e\n\u003cp\u003eA: The standard QS variants (e.g., LMK16QS) feature a regular-length bearing body, while the LQS variants (e.g., LMK16LQS) have a longer bearing body for increased contact area and greater stability along the rod — ideal for applications requiring more load-bearing capacity or improved guidance.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these Kande plastic flange linear bearings compatible with standard 3D printer frames?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. These LMK-series plastic flange linear bearings follow standard dimensional specifications, making them compatible with most 3D printer frames and carriages designed to accept LMK-series square flange bearings. Always verify your printer's bearing housing dimensions against the selected model's specifications before ordering.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many bearings are included per order?\u003c\/h4\u003e\n\u003cp\u003eA: Each order includes 1 piece (1PC) of the selected plastic flange linear bearing model. If you need multiple bearings, simply adjust the quantity at checkout.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What rod diameter does the LMK16QS plastic flange linear bearing fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The LMK16QS is designed to fit a 16mm diameter linear rod. Similarly, the LMK20QS fits 20mm rods, LMK25QS fits 25mm rods, and LMK30QS fits 30mm rods. Always select the model number that matches your specific rod diameter for proper fitment.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between the QS and LQS variants?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The standard QS variants (e.g., LMK16QS) feature a regular-length bearing body, while the LQS variants (e.g., LMK16LQS) have a longer bearing body for increased contact area and greater stability along the rod — ideal for applications requiring more load-bearing capacity or improved guidance.\"}}, {\"@type\": \"Question\", \"name\": \"Are these Kande plastic flange linear bearings compatible with standard 3D printer frames?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. These LMK-series plastic flange linear bearings follow standard dimensional specifications, making them compatible with most 3D printer frames and carriages designed to accept LMK-series square flange bearings. Always verify your printer's bearing housing dimensions against the selected model's specifications before ordering.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings are included per order?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each order includes 1 piece (1PC) of the selected plastic flange linear bearing model. If you need multiple bearings, simply adjust the quantity at checkout.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Kande Plastic Flange Linear Bearing LMK 3D Printer Rods\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/kande-plastic-flange-linear-bearing-3d-printer-lmk16qs-lmk20qs-lmk25qs-lmk30qs\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"1PCS \/ LMK16QS","offer_id":57606264815782,"sku":"1005008789215417-1PCS-LMK16QS","price":39.78,"currency_code":"USD","in_stock":true},{"title":"1PCS \/ LMK20QS","offer_id":57606264848550,"sku":"1005008789215417-1PCS-LMK20QS","price":41.9,"currency_code":"USD","in_stock":true},{"title":"1PCS \/ LMK25QS","offer_id":57606264881318,"sku":"1005008789215417-1PCS-LMK25QS","price":56.78,"currency_code":"USD","in_stock":true},{"title":"1PCS \/ LMK30QS","offer_id":57606264914086,"sku":"1005008789215417-1PCS-LMK30QS","price":63.08,"currency_code":"USD","in_stock":true},{"title":"1PCS \/ LMK16LQS","offer_id":57606264946854,"sku":"1005008789215417-1PCS-LMK16LQS","price":44.89,"currency_code":"USD","in_stock":true},{"title":"1PCS \/ LMK20LQS","offer_id":57606264979622,"sku":"1005008789215417-1PCS-LMK20LQS","price":47.4,"currency_code":"USD","in_stock":true},{"title":"1PCS \/ LMK25LQS","offer_id":57606265012390,"sku":"1005008789215417-1PCS-LMK25LQS","price":67.99,"currency_code":"USD","in_stock":true},{"title":"1PCS \/ LMK30LQS","offer_id":57606265045158,"sku":"1005008789215417-1PCS-LMK30LQS","price":76.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/Sa645ed767d5c4f1fa6cc63ecdbbcda8d7.webp?v=1791728672"},{"product_id":"lm3uu-linear-bearing-3x7x10mm-3d-printer-cnc","title":"LM3UU Linear Bearing 3x7x10mm for 3D Printers | Kande","description":"\n\u003ch2\u003eLM3UU Linear Bearing 3×7×10mm – Precision Motion for 3D Printers \u0026amp; CNC Machines\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer or CNC build with this high-quality \u003cstrong\u003eLM3UU Linear Bearing\u003c\/strong\u003e by \u003cstrong\u003eKande Bearings\u003c\/strong\u003e. Engineered for smooth, low-friction linear motion on 3mm shafts, this compact bearing delivers reliable performance in demanding applications including RepRap-style 3D printers, laser engravers, and precision motion systems.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e LM3UU (SM3UU)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 3mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 7mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength \/ Height:\u003c\/strong\u003e 10mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Dimensions:\u003c\/strong\u003e 3 × 7 × 10mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 piece per lot\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose the LM3UU Linear Bearing?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003ePrecision-ground races\u003c\/strong\u003e for smooth, consistent linear travel\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eCompact 3mm bore\u003c\/strong\u003e – ideal for lightweight 3D printer axes and small CNC rigs\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eLow friction design\u003c\/strong\u003e reduces wear on guide rods and extends component life\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eDrop-in replacement\u003c\/strong\u003e compatible with standard LM3UU \/ SM3UU housings\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eSuitable for 3D printers, robotics, automation, and DIY motion builds\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\n\u003cp\u003eThis bearing is widely used in:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFDM \/ RepRap 3D printers (X, Y, and Z axis carriages)\u003c\/li\u003e\n  \u003cli\u003eDIY CNC machines and laser cutters\u003c\/li\u003e\n  \u003cli\u003eRobotic arms and automation equipment\u003c\/li\u003e\n  \u003cli\u003eOptical and precision measurement instruments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: The ruler and coin shown in product images are for size reference only and are not included with purchase.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the shaft diameter compatible with the LM3UU linear bearing?\u003c\/h4\u003e\n\u003cp\u003eA: The LM3UU linear bearing has a 3mm inner diameter, meaning it is designed to fit precisely onto a 3mm smooth guide rod or shaft. This is a standard size commonly used in lightweight 3D printer axis assemblies and small CNC motion systems.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this LM3UU bearing a direct replacement for SM3UU bearings?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The LM3UU and SM3UU designations refer to the same standard bearing specification (3×7×10mm). This bearing is a direct drop-in replacement for either designation, fitting standard LM3\/SM3 linear bearing housings and pillow blocks.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many bearings are included in this listing?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes 1 piece (1pc\/lot) of the LM3UU linear bearing. If you need multiple bearings for your build, simply adjust the quantity at checkout.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the shaft diameter compatible with the LM3UU linear bearing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The LM3UU linear bearing has a 3mm inner diameter, meaning it is designed to fit precisely onto a 3mm smooth guide rod or shaft. This is a standard size commonly used in lightweight 3D printer axis assemblies and small CNC motion systems.\"}}, {\"@type\": \"Question\", \"name\": \"Is this LM3UU bearing a direct replacement for SM3UU bearings?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The LM3UU and SM3UU designations refer to the same standard bearing specification (3×7×10mm). This bearing is a direct drop-in replacement for either designation, fitting standard LM3\/SM3 linear bearing housings and pillow blocks.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings are included in this listing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing includes 1 piece (1pc\/lot) of the LM3UU linear bearing. If you need multiple bearings for your build, simply adjust the quantity at checkout.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"LM3UU Linear Bearing 3x7x10mm for 3D Printers | Kande\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/lm3uu-linear-bearing-3x7x10mm-3d-printer-cnc\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606266847398,"sku":"32865639445-Default Title","price":5.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB1i.NCKf5TBuNjSspcq6znGFXaJ.webp?v=1791728675"},{"product_id":"lmf12uu-round-flange-linear-ball-bearing-12mm-3d-printer","title":"LMF12UU Round Flange Linear Ball Bearing 12mm – 3D Printer","description":"\u003ch2\u003eLMF12UU Round Flange Linear Ball Bearing – 12mm\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer or CNC machine with the \u003cstrong\u003eLMF12UU Round Flange Linear Ball Bearing\u003c\/strong\u003e from Kande Bearings. Engineered for smooth, precise linear motion along 12mm shafts, this flange-style bearing is the go-to choice for makers, engineers, and hobbyists who demand reliability and consistent performance.\u003c\/p\u003e\n\n\u003cp\u003eThe round flange design makes mounting simple and secure, while the precision ball bearing internals ensure low friction and long-lasting operation — even under repeated, high-cycle use. Whether you're building or maintaining a 3D printer, laser engraver, or custom linear motion system, the LMF12UU delivers dependable results every time.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e LMF12UU\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShaft Diameter:\u003c\/strong\u003e 12mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Round Flange Linear Ball Bearing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 piece per lot\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible with:\u003c\/strong\u003e 3D printers, CNC routers, laser cutters, linear motion systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose the LMF12UU?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003ePrecision Engineering\u003c\/strong\u003e – Tight tolerances for accurate, repeatable linear movement\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eRound Flange Mount\u003c\/strong\u003e – Easy to secure with bolts for a stable, vibration-resistant installation\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eLow Friction Design\u003c\/strong\u003e – Ball bearing internals minimize drag for faster, smoother motion\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eDurable Construction\u003c\/strong\u003e – Built for high-cycle applications and extended service life\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eVersatile Use\u003c\/strong\u003e – Ideal for 3D printers (X, Y, Z axes), CNC machines, and custom automation projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFDM\/FFF 3D printer axis assemblies\u003c\/li\u003e\n  \u003cli\u003eCNC router and laser engraver carriage systems\u003c\/li\u003e\n  \u003cli\u003eDIY linear actuators and automation rigs\u003c\/li\u003e\n  \u003cli\u003eReprap and custom printer builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Colors in product images may vary slightly due to lighting conditions. Any rulers shown in images are for scale reference only and are not included.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the shaft diameter compatible with the LMF12UU linear ball bearing?\u003c\/h4\u003e\n\u003cp\u003eA: The LMF12UU linear ball bearing is designed to fit a \u003cstrong\u003e12mm diameter shaft\u003c\/strong\u003e. It is commonly used in 3D printer axis systems and CNC motion assemblies that use 12mm linear rods.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between LMF12UU and LM12UU bearings?\u003c\/h4\u003e\n\u003cp\u003eA: The main difference is the mounting style. The \u003cstrong\u003eLMF12UU features a round flange\u003c\/strong\u003e, allowing it to be bolted directly onto a flat surface for a secure, stable mount. The standard LM12UU does not have a flange and is typically pressed into a housing. The LMF12UU is ideal when you need a simple, reliable bolt-on installation.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this bearing suitable for use in a 3D printer?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The LMF12UU is widely used in 3D printers — particularly on the X, Y, and Z axes — where smooth, low-friction linear motion on 12mm rods is required. It is compatible with most Reprap-style and custom 3D printer designs that use 12mm linear shafts.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many bearings are included in this listing?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes \u003cstrong\u003e1 piece (1 pcs\/lot)\u003c\/strong\u003e of the LMF12UU round flange linear ball bearing.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the shaft diameter compatible with the LMF12UU linear ball bearing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The LMF12UU linear ball bearing is designed to fit a 12mm diameter shaft. It is commonly used in 3D printer axis systems and CNC motion assemblies that use 12mm linear rods.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between LMF12UU and LM12UU bearings?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The main difference is the mounting style. The LMF12UU features a round flange, allowing it to be bolted directly onto a flat surface for a secure, stable mount. The standard LM12UU does not have a flange and is typically pressed into a housing. The LMF12UU is ideal when you need a simple, reliable bolt-on installation.\"}}, {\"@type\": \"Question\", \"name\": \"Is this bearing suitable for use in a 3D printer?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The LMF12UU is widely used in 3D printers — particularly on the X, Y, and Z axes — where smooth, low-friction linear motion on 12mm rods is required. It is compatible with most Reprap-style and custom 3D printer designs that use 12mm linear shafts.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings are included in this listing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing includes 1 piece (1 pcs\/lot) of the LMF12UU round flange linear ball bearing.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"LMF12UU Round Flange Linear Ball Bearing 12mm – 3D Printer\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/lmf12uu-round-flange-linear-ball-bearing-12mm-3d-printer\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606269698214,"sku":"32915510602-Default Title","price":13.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB16B1RKeOSBuNjy0Fdq6zDnVXa3.webp?v=1791728679"},{"product_id":"linear-rail-limiters-slide-block-stoppers-fixing-blocks-locking-rail-parts","title":"Linear Rail Limiters – Slide Block Stoppers \u0026 Fixing Blocks","description":"\n\u003ch2\u003eRichie's Linear Rail Limiters – Precision Slide Block Stoppers \u0026amp; Fixing Blocks\u003c\/h2\u003e\n\u003cp\u003eKeep your linear rail systems running smoothly and accurately with these heavy-duty \u003cstrong\u003eLinear Rail Limiters\u003c\/strong\u003e. Engineered from premium \u003cstrong\u003ealuminum alloy\u003c\/strong\u003e with \u003cstrong\u003ebearing steel\u003c\/strong\u003e rolling housing, these fixing blocks and locking rail parts deliver reliable positioning, secure stopping, and firm alignment for a wide range of CNC machines, 3D printers, sliding assemblies, and DIY workshop builds.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're setting hard stop limits, fixing slide block travel, or locking off sections of your rail system, these versatile components provide a clean, repeatable solution every time. The compact 5mm thickness keeps your build tight and professional, while the robust alloy construction ensures lasting durability even under continuous mechanical use.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-grade aluminum alloy body with bearing steel rolling housing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 5 mm — slim-profile design for space-conscious builds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Slide block stoppers, travel limiters, fixing \u0026amp; locking blocks for linear rails\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Suitable for standard linear rail systems used in CNC routers, 3D printers, automation rigs, and workshop machinery\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard Part:\u003c\/strong\u003e Conforms to standard part specifications for straightforward integration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo High-Concern Chemicals:\u003c\/strong\u003e Safe for workshop and indoor use\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in China\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLinear Rail Limiter \/ Slide Block Stopper set (quantity and size per selected variant)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC machine linear rail stops and travel limits\u003c\/li\u003e\n  \u003cli\u003e3D printer axis fixation and block alignment\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation and sliding assembly systems\u003c\/li\u003e\n  \u003cli\u003eDIY workshop builds requiring precise rail locking\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories – Anti-Loosening Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What materials are these linear rail limiters made from?\u003c\/h4\u003e\n\u003cp\u003eA: The main body is crafted from high-grade \u003cstrong\u003ealuminum alloy\u003c\/strong\u003e for a strong yet lightweight build, while the rolling housing uses \u003cstrong\u003ebearing steel\u003c\/strong\u003e for smooth, durable contact with the rail surface.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What rail sizes or systems are these slide block stoppers compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: These fixing blocks are designed as standard parts suitable for common linear rail systems including those used in CNC routers, 3D printers, and automation equipment. Please check your rail width and block dimensions against the listed 5mm thickness and variant specifications before ordering to confirm fitment.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can these be used for both soft-stop and hard-stop applications?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — the locking and fixing block design makes them suitable for both defining firm travel limits (hard stops) and securing block positions along a rail, giving you versatile control over your linear motion system.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What materials are these linear rail limiters made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The main body is crafted from high-grade aluminum alloy for a strong yet lightweight build, while the rolling housing uses bearing steel for smooth, durable contact with the rail surface.\"}}, {\"@type\": \"Question\", \"name\": \"What rail sizes or systems are these slide block stoppers compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These fixing blocks are designed as standard parts suitable for common linear rail systems including those used in CNC routers, 3D printers, and automation equipment. Please check your rail width and block dimensions against the listed 5mm thickness and variant specifications before ordering to confirm fitment.\"}}, {\"@type\": \"Question\", \"name\": \"Can these be used for both soft-stop and hard-stop applications?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — the locking and fixing block design makes them suitable for both defining firm travel limits (hard stops) and securing block positions along a rail, giving you versatile control over your linear motion system.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Linear Rail Limiters – Slide Block Stoppers \u0026 Fixing Blocks\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/linear-rail-limiters-slide-block-stoppers-fixing-blocks-locking-rail-parts\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"EGH15 ordinary","offer_id":57606272024742,"sku":"1005009920213705-EGH15 ordinary","price":25.22,"currency_code":"USD","in_stock":true},{"title":"EG20 ordinary","offer_id":57606272057510,"sku":"1005009920213705-EG20 ordinary","price":29.05,"currency_code":"USD","in_stock":true},{"title":"EGH25 ordinary","offer_id":57606272090278,"sku":"1005009920213705-EGH25 ordinary","price":28.29,"currency_code":"USD","in_stock":true},{"title":"EGH30 ordinary","offer_id":57606272123046,"sku":"1005009920213705-EGH30 ordinary","price":35.99,"currency_code":"USD","in_stock":true},{"title":"EGH15 ordinary 1","offer_id":57606272155814,"sku":"1005009920213705-EGH15 ordinary 1","price":22.3,"currency_code":"USD","in_stock":true},{"title":"EGH20 ordinary","offer_id":57606272188582,"sku":"1005009920213705-EGH20 ordinary","price":26.73,"currency_code":"USD","in_stock":true},{"title":"HGH45 cushioning","offer_id":57606272221350,"sku":"1005009920213705-HGH45 cushioning","price":39.78,"currency_code":"USD","in_stock":true},{"title":"HGH55 cushioning","offer_id":57606272254118,"sku":"1005009920213705-HGH55 cushioning","price":85.47,"currency_code":"USD","in_stock":true},{"title":"HGH30 cushioning","offer_id":57606272286886,"sku":"1005009920213705-HGH30 cushioning","price":35.23,"currency_code":"USD","in_stock":true},{"title":"HGH35 cushioning","offer_id":57606272319654,"sku":"1005009920213705-HGH35 cushioning","price":36.75,"currency_code":"USD","in_stock":true},{"title":"HGH20 cushioning","offer_id":57606272352422,"sku":"1005009920213705-HGH20 cushioning","price":27.53,"currency_code":"USD","in_stock":true},{"title":"HGH25 cushioning","offer_id":57606272385190,"sku":"1005009920213705-HGH25 cushioning","price":28.93,"currency_code":"USD","in_stock":true},{"title":"HGH55 ordinary","offer_id":57606272417958,"sku":"1005009920213705-HGH55 ordinary","price":83.39,"currency_code":"USD","in_stock":true},{"title":"HGH15 cushioning","offer_id":57606272450726,"sku":"1005009920213705-HGH15 cushioning","price":23.1,"currency_code":"USD","in_stock":true},{"title":"HGH35 ordinary","offer_id":57606272483494,"sku":"1005009920213705-HGH35 ordinary","price":35.35,"currency_code":"USD","in_stock":true},{"title":"HGH45 ordinary","offer_id":57606272516262,"sku":"1005009920213705-HGH45 ordinary","price":38.42,"currency_code":"USD","in_stock":true},{"title":"HGH25 ordinary","offer_id":57606272549030,"sku":"1005009920213705-HGH25 ordinary","price":26.89,"currency_code":"USD","in_stock":true},{"title":"HGH30 ordinary","offer_id":57606272581798,"sku":"1005009920213705-HGH30 ordinary","price":33.84,"currency_code":"USD","in_stock":true},{"title":"HG15 ordinary","offer_id":57606272614566,"sku":"1005009920213705-HG15 ordinary","price":20.87,"currency_code":"USD","in_stock":true},{"title":"HG20 ordinary","offer_id":57606272647334,"sku":"1005009920213705-HG20 ordinary","price":25.82,"currency_code":"USD","in_stock":true},{"title":"EG25 ordinary","offer_id":57606272680102,"sku":"1005009920213705-EG25 ordinary","price":31.4,"currency_code":"USD","in_stock":true},{"title":"EG30 ordinary","offer_id":57606272712870,"sku":"1005009920213705-EG30 ordinary","price":39.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S2c52cf4be25940459cb81f445d2b846ap.webp?v=1791728683"},{"product_id":"lm4uu-linear-bearing-4x8x12mm-3d-printer-cnc","title":"LM4UU Linear Bearing 4x8x12mm for 3D Printer \u0026 CNC (1pc)","description":"\n\u003ch2\u003eLM4UU Linear Bearing 4×8×12mm — Precision Motion for 3D Printers \u0026amp; CNC Machines\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer, CNC router, or linear motion system with the \u003cstrong\u003eLM4UU Linear Bearing\u003c\/strong\u003e by Kande Bearings. Engineered to tight tolerances, this compact 4×8×12mm bearing delivers smooth, low-friction linear travel on 4mm shafts — making it an ideal replacement or upgrade component for hobbyist and professional builds alike.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e LM4UU (SM4UU compatible)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 4 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 8 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength \/ Height:\u003c\/strong\u003e 12 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity:\u003c\/strong\u003e 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose the LM4UU?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Ground Raceways:\u003c\/strong\u003e Recirculating steel ball design ensures consistent, wobble-free movement along 4mm linear shafts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Friction Travel:\u003c\/strong\u003e Hardened steel construction minimizes resistance for faster, more accurate prints and cuts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Fit:\u003c\/strong\u003e Standard LM4UU dimensions fit popular 3D printer designs (Prusa, RepRap, custom builds) and light CNC \/ robotic axes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e At just 4×8×12mm, it integrates cleanly into tight carriage designs without adding bulk.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Replacement:\u003c\/strong\u003e Compatible with SM4UU housings and any standard LM4UU mounting block.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFDM \/ FFF 3D printer X, Y, and Z axes\u003c\/li\u003e\n  \u003cli\u003eCNC router and laser cutter linear guides\u003c\/li\u003e\n  \u003cli\u003eRobotic arm and automation slide assemblies\u003c\/li\u003e\n  \u003cli\u003eDIY linear motion projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cp\u003e\n  \u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003cbr\u003e\n  \u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003cbr\u003e\n  \u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Ruler and coin shown in product images are for size reference only and are not included with your purchase.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What shaft diameter is the LM4UU linear bearing designed for?\u003c\/h4\u003e\n\u003cp\u003eA: The LM4UU linear bearing has a 4mm inner diameter and is designed to slide smoothly along standard 4mm hardened steel linear shafts commonly used in 3D printers and CNC machines.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the LM4UU compatible with SM4UU housings and mounts?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The LM4UU shares the same standard 4×8×12mm outer dimensions as the SM4UU, making it a direct drop-in replacement for any housing or printed carriage designed for either model number.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many bearings are included in this listing?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes 1 piece (1pc) of the LM4UU linear bearing. If your project requires multiple bearings, simply adjust the quantity in your cart before checkout.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What shaft diameter is the LM4UU linear bearing designed for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The LM4UU linear bearing has a 4mm inner diameter and is designed to slide smoothly along standard 4mm hardened steel linear shafts commonly used in 3D printers and CNC machines.\"}}, {\"@type\": \"Question\", \"name\": \"Is the LM4UU compatible with SM4UU housings and mounts?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The LM4UU shares the same standard 4×8×12mm outer dimensions as the SM4UU, making it a direct drop-in replacement for any housing or printed carriage designed for either model number.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings are included in this listing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing includes 1 piece (1pc) of the LM4UU linear bearing. If your project requires multiple bearings, simply adjust the quantity in your cart before checkout.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"LM4UU Linear Bearing 4x8x12mm for 3D Printer \u0026 CNC (1pc)\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/lm4uu-linear-bearing-4x8x12mm-3d-printer-cnc\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606273073318,"sku":"32915351054-Default Title","price":12.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB15mL9c56guuRkSmLyq6AulFXan.webp?v=1791728685"},{"product_id":"sgr25-dual-axis-linear-guide-rail-70mm-roller-slide-set-sgb25-block","title":"SGR25 70mm Dual-Axis Linear Guide Rail Roller Slide Set","description":"\n\u003ch2\u003eSGR25 Built-In Dual-Axis Linear Guide Rail with Roller Slide Block\u003c\/h2\u003e\n\u003cp\u003eUpgrade your woodworking, CNC, or automation projects with the \u003cstrong\u003eSGR25 Dual-Axis Linear Guide Rail Set\u003c\/strong\u003e by KANDE BEARINGS. Featuring a robust 70mm guide width and precision-engineered roller slide technology, this set delivers smooth, accurate, and stable linear motion — ideal for high-demand workshop and industrial applications.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1 × SGR25 Linear Guide Rail\u003c\/strong\u003e (choose your length: 800mm, 1000mm, or 1200mm — custom lengths also available)\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e1 × SGB25UU Roller Slide Block\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-In Dual-Axis Design:\u003c\/strong\u003e The integrated dual-axis structure provides superior rigidity and self-alignment, minimizing wobble and maintaining precise travel even under load.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e70mm Guide Width (SGR25):\u003c\/strong\u003e Wide-profile rail ensures a stable, low-profile mounting footprint suitable for woodworking tables, router sleds, 3D printers, and linear actuator assemblies.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmooth Roller Slide Motion:\u003c\/strong\u003e High-quality roller bearings inside the SGB25UU block glide along the rail with minimal friction, enabling effortless, consistent movement for repetitive cuts and passes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLockable Slider Option:\u003c\/strong\u003e The SGB25-3UU LOCKING and SGB25-4UU LOCKING variants can be securely locked in place using an L-wrench (hex key), perfect for setups requiring a fixed stop position.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable Lengths:\u003c\/strong\u003e Available in 800mm, 1000mm, and 1200mm standard lengths. Custom lengths available — contact us for a quote.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built from high-grade steel for long service life and resistance to deflection under continuous workshop use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e SGR25 | \u003cstrong\u003eBlock Model:\u003c\/strong\u003e SGB25\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eWoodworking router tables and sled systems\u003c\/li\u003e\n  \u003cli\u003eCNC machine axes and gantry assemblies\u003c\/li\u003e\n  \u003cli\u003e3D printer linear motion stages\u003c\/li\u003e\n  \u003cli\u003eAutomated conveyor and pick-and-place machinery\u003c\/li\u003e\n  \u003cli\u003eDIY linear actuators and workshop jigs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKANDE BEARINGS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSGR25 \/ SGB25\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGuide Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e70mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable Lengths\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e800mm, 1000mm, 1200mm (custom available)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSet Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 × SGR25 Guide Rail + 1 × SGB25UU Block\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote on Ordering:\u003c\/strong\u003e One set = 1 pc SGR25 linear guide rail + 1 pc SGB25UU block. If you order 1 pc SGB25-3UU separately, you will receive only 1 pc SGB25-3UU block.\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003eDurable Blade Nut Metal Universal Trimmer Accessories – Anti-Loosening Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003eDiamond Flat Grinding Wheel – Dry \u0026amp; Wet Use Heavy Duty Concrete Grinder\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003eStainless Steel Self-Tapping Screws M2.2–M4.8 Phillips – Wood \u0026amp; Hinge Fasteners\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What does one set of the SGR25 linear guide rail include?\u003c\/h4\u003e\n\u003cp\u003eA: One complete set includes 1 pc SGR25 linear guide rail and 1 pc SGB25UU roller slide block. If you order a single SGB25-3UU block separately, only the block will be shipped — the rail is not included in that configuration.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I get a custom length for the SGR25 guide rail?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! While standard lengths are 800mm, 1000mm, and 1200mm, custom lengths are available. Please contact us before placing your order to discuss your specific length requirements and lead time.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the locking feature on the SGB25-3UU and SGB25-4UU blocks?\u003c\/h4\u003e\n\u003cp\u003eA: The SGB25-3UU LOCKING and SGB25-4UU LOCKING slider blocks include a locking mechanism that can be engaged and released using a standard L-wrench (hex key). This allows you to fix the slide block at any position along the rail — ideal for stop-block setups or anywhere a fixed linear position is required.\u003c\/p\u003e\n\u003ch4\u003eQ: Is the SGR25 linear guide rail suitable for woodworking router sleds?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The SGR25 dual-axis guide rail's 70mm wide-profile design provides the stability and precision needed for woodworking router tables, cross-cut sleds, and other workshop jigs where smooth, repeatable linear travel is essential.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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OSGB70 Slider Dual-Axis CNC Slide","description":"\n\u003ch2\u003eKande OSGR70 Linear Rail + OSGB70 Slider — External Dual-Axis Linear Slide\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC engraving machine or precision motion system with this heavy-duty \u003cstrong\u003eOSGR70 Linear Guide Rail and OSGB70 Slider\u003c\/strong\u003e set from \u003cstrong\u003eKande Bearings\u003c\/strong\u003e. Engineered as an external dual-axis slide, this 1-piece combo delivers smooth, accurate linear motion for demanding machining, routing, and automation applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExternal Dual-Axis Design:\u003c\/strong\u003e The OSGR70 rail paired with the OSGB70 slider provides enhanced lateral stability and load-bearing capacity compared to single-axis systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCNC-Ready Compatibility:\u003c\/strong\u003e Specifically engineered to suit CNC engraving machines, routers, 3D printers, laser cutters, and other precision linear motion equipment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Quality Construction:\u003c\/strong\u003e Precision-machined components ensure tight tolerances, minimal play, and consistent performance over extended use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmooth Linear Travel:\u003c\/strong\u003e The slider glides along the rail with low friction, supporting repeatable, accurate positioning for professional machining tasks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRobust Build:\u003c\/strong\u003e Designed to handle heavy loads and continuous operation without compromising alignment or motion quality.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Standard bolt-pattern mounting holes make fitting this rail-and-slider set into your existing machine frame straightforward.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRail Model:\u003c\/strong\u003e OSGR70\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSlider Model:\u003c\/strong\u003e OSGB70\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e External Dual-Axis\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e 1 × OSGR70 Rail + 1 × OSGB70 Slider\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC Engraving \u0026amp; Routing Machines\u003c\/li\u003e\n  \u003cli\u003e3D Printers \u0026amp; Laser Cutters\u003c\/li\u003e\n  \u003cli\u003eIndustrial Automation \u0026amp; Robotics\u003c\/li\u003e\n  \u003cli\u003eDIY Precision Motion Projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What machines is the OSGR70 linear rail and OSGB70 slider compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The OSGR70 rail and OSGB70 slider external dual-axis linear slide is designed to be suitable for CNC engraving machines, CNC routers, laser cutters, 3D printers, and other precision linear motion or automation setups that require stable, accurate guide rail systems.\u003c\/p\u003e\n\u003ch4\u003eQ: What is included in the package?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes 1 piece of the OSGR70 linear guide rail paired with 1 OSGB70 slider block, sold together as a complete external dual-axis slide assembly from Kande Bearings.\u003c\/p\u003e\n\u003ch4\u003eQ: What makes the external dual-axis design better than a single-axis rail?\u003c\/h4\u003e\n\u003cp\u003eA: The external dual-axis configuration of the OSGR70 and OSGB70 provides greater lateral rigidity, improved load distribution, and reduced deflection during operation — making it ideal for high-precision CNC and machining tasks where consistent alignment is critical.\u003c\/p\u003e\n\u003ch4\u003eQ: Is installation straightforward for DIY CNC builds?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The OSGR70 rail features standard bolt-pattern mounting holes, allowing it to be integrated into custom CNC frames or existing machine beds with common hardware tools. Always verify your machine's dimensional requirements before ordering.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. 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200mm","price":236.09,"currency_code":"USD","in_stock":true},{"title":"OSGR70-6 wheel \/ with rail 200mm","offer_id":57606286606502,"sku":"1005007532090211-OSGR70-6 wheel-with rail 200mm","price":253.76,"currency_code":"USD","in_stock":true},{"title":"OSGR70-4 wheel \/ with rail 550mm","offer_id":57606286639270,"sku":"1005007532090211-OSGR70-4 wheel-with rail 550mm","price":409.45,"currency_code":"USD","in_stock":true},{"title":"OSGR70-6 wheel \/ with rail 550mm","offer_id":57606286672038,"sku":"1005007532090211-OSGR70-6 wheel-with rail 550mm","price":427.13,"currency_code":"USD","in_stock":true},{"title":"OSGR70-4 wheel \/ with rail 450mm","offer_id":57606286704806,"sku":"1005007532090211-OSGR70-4 wheel-with rail 450mm","price":361.17,"currency_code":"USD","in_stock":true},{"title":"OSGR70-6 wheel \/ with rail 450mm","offer_id":57606286737574,"sku":"1005007532090211-OSGR70-6 wheel-with rail 450mm","price":378.85,"currency_code":"USD","in_stock":true},{"title":"OSGR70-4 wheel \/ with rail 250mm","offer_id":57606286770342,"sku":"1005007532090211-OSGR70-4 wheel-with rail 250mm","price":260.23,"currency_code":"USD","in_stock":true},{"title":"OSGR70-6 wheel \/ with rail 250mm","offer_id":57606286803110,"sku":"1005007532090211-OSGR70-6 wheel-with rail 250mm","price":277.9,"currency_code":"USD","in_stock":true},{"title":"OSGR70-4 wheel \/ with rail 300mm","offer_id":57606286835878,"sku":"1005007532090211-OSGR70-4 wheel-with rail 300mm","price":284.37,"currency_code":"USD","in_stock":true},{"title":"OSGR70-6 wheel \/ with rail 300mm","offer_id":57606286868646,"sku":"1005007532090211-OSGR70-6 wheel-with rail 300mm","price":302.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/Seeaa6826a7d8447a8a06089dab79b90db_70d512f5-e5b0-471a-af50-998e8926c56b.webp?v=1791728702"},{"product_id":"lm30op-open-type-cnc-linear-bushing-30x45x64mm-kande-bearings","title":"LM30OP Open Type CNC Linear Bushing 30×45×64mm – Kande Bearings","description":"\u003ch2\u003eKande Bearings LM30OP Open Type CNC Linear Bushing\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC machine, 3D printer, or precision motion system with the \u003cstrong\u003eKande Bearings LM30OP Open Type Linear Bushing\u003c\/strong\u003e. Crafted from high-grade bearing steel, this open-type linear bearing delivers smooth, low-friction linear motion along 30mm shafts — making it an essential component for engineers, makers, and automation professionals who demand accuracy and durability.\u003c\/p\u003e\n\n\u003cp\u003eThe open-slot design allows for easy installation on shafts without full disassembly of your frame, saving valuable time during builds and maintenance. Whether you're constructing a CNC router, laser cutter, pick-and-place machine, or custom linear actuator, the LM30OP provides the reliable, repeatable performance your project requires.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e LM30OP \/ LM30UUOP\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Open Type CNC Linear Bushing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Bearing Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 30 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 45 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth \/ Length:\u003c\/strong\u003e 64 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Dimensions:\u003c\/strong\u003e 30 × 45 × 64 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose the LM30OP?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eOpen-Slot Design\u003c\/strong\u003e — Allows side-loading onto shafts for fast, tool-free installation\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eHigh-Grade Bearing Steel\u003c\/strong\u003e — Resists wear and maintains precision over extended use\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eSmooth Linear Motion\u003c\/strong\u003e — Ball-retainer design minimises friction for consistent, accurate travel\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eWide Compatibility\u003c\/strong\u003e — Fits standard 30mm linear shafts used across CNC, 3D printing, and automation platforms\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eCompact \u0026amp; Robust\u003c\/strong\u003e — Space-efficient form factor suits tight machine frames without sacrificing load capacity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC routers and milling machines\u003c\/li\u003e\n  \u003cli\u003e3D printers and laser engravers\u003c\/li\u003e\n  \u003cli\u003eLinear actuators and motion stages\u003c\/li\u003e\n  \u003cli\u003ePick-and-place automation equipment\u003c\/li\u003e\n  \u003cli\u003eCustom robotic and mechatronic builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Need\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Dry and Wet Use Heavy Duty\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What shaft diameter is the Kande Bearings LM30OP compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The LM30OP linear bushing is designed for use with standard \u003cstrong\u003e30mm diameter linear shafts\u003c\/strong\u003e. Its inner diameter is precisely 30mm, outer diameter 45mm, and length 64mm, making it a drop-in replacement for LM30UU and LM30UUOP applications where an open-slot bearing is required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between the LM30OP (open type) and a standard LM30UU (closed type) linear bearing?\u003c\/h4\u003e\n\u003cp\u003eA: The \u003cstrong\u003eopen type (LM30OP)\u003c\/strong\u003e features a longitudinal slot along its outer shell, allowing the bearing to be side-loaded onto a shaft without threading it from the end. This makes installation and replacement significantly faster, especially in assembled machine frames. A standard LM30UU has a fully closed outer shell for maximum load distribution on all sides.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the LM30OP suitable for high-speed CNC applications?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. Made from high-grade \u003cstrong\u003ebearing steel\u003c\/strong\u003e, the LM30OP is engineered for precision motion in CNC routers, 3D printers, and other automated systems that require smooth, low-friction, repeatable linear travel over extended duty cycles.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many pieces are included in this listing?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes \u003cstrong\u003e1 piece\u003c\/strong\u003e of the LM30OP open type linear bushing. If your build requires multiple bearings, simply adjust the quantity at checkout.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What shaft diameter is the Kande Bearings LM30OP compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The LM30OP linear bushing is designed for use with standard 30mm diameter linear shafts. Its inner diameter is precisely 30mm, outer diameter 45mm, and length 64mm, making it a drop-in replacement for LM30UU and LM30UUOP applications where an open-slot bearing is required.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between the LM30OP (open type) and a standard LM30UU (closed type) linear bearing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The open type (LM30OP) features a longitudinal slot along its outer shell, allowing the bearing to be side-loaded onto a shaft without threading it from the end. This makes installation and replacement significantly faster, especially in assembled machine frames. A standard LM30UU has a fully closed outer shell for maximum load distribution on all sides.\"}}, {\"@type\": \"Question\", \"name\": \"Is the LM30OP suitable for high-speed CNC applications?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Made from high-grade bearing steel, the LM30OP is engineered for precision motion in CNC routers, 3D printers, and other automated systems that require smooth, low-friction, repeatable linear travel over extended duty cycles.\"}}, {\"@type\": \"Question\", \"name\": \"How many pieces are included in this listing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing includes 1 piece of the LM30OP open type linear bushing. If your build requires multiple bearings, simply adjust the quantity at checkout.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"LM30OP Open Type CNC Linear Bushing 30×45×64mm – Kande Bearings\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/lm30op-open-type-cnc-linear-bushing-30x45x64mm-kande-bearings\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606293717158,"sku":"32867609423-Default Title","price":44.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB10apNo3aTBuNjSszfq6xgfpXar.webp?v=1791728720"},{"product_id":"kande-shf25-25mm-shaft-support-bearing-cnc-3d-printer-2pcs","title":"Kande SHF25 25mm Shaft Support Bearings for CNC \u0026 3D Printers 2pcs","description":"\n\u003ch2\u003eKande Bearings SHF25 – 25mm Round Shaft Support Flanged Bearing Holders (Set of 2)\u003c\/h2\u003e\n\u003cp\u003eKeep your CNC machine, 3D printer, or DIY XYZ motion table running smoothly with the \u003cstrong\u003eKande Bearings SHF25 Shaft Support Blocks\u003c\/strong\u003e. Sold as a set of 2, these precision-machined flanged bearing holders are designed to securely mount and align 25mm diameter round shafts — delivering stable, accurate linear motion for your projects.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose Kande SHF25 Shaft Supports?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecise 25mm Bore:\u003c\/strong\u003e Engineered to accommodate standard 25mm round shafts with a snug, accurate fit for minimal play and maximum positional accuracy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSturdy Flanged Design:\u003c\/strong\u003e The SHF-style flat flange base allows easy surface mounting with bolts, keeping shafts perfectly level and aligned.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Compatibility:\u003c\/strong\u003e Ideal for CNC routers, 3D printers, DIY XYZ linear stages, automation equipment, and custom mechanical builds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built from quality materials to withstand the demands of continuous mechanical operation and repetitive motion cycles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSet of 2:\u003c\/strong\u003e Includes two SHF25 bearing supports so you can mount both ends of a shaft axis in one purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eKande Bearings\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eSHF25\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eShaft Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e25mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eFlanged Round Shaft Support (SHF Series)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e2 Pieces per Set\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eCNC Machines, 3D Printers, XYZ Tables, DIY Linear Motion Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePerfect For:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC router and milling machine axis support\u003c\/li\u003e\n  \u003cli\u003eRepRap and FDM 3D printer linear rail systems\u003c\/li\u003e\n  \u003cli\u003eDIY XYZ Cartesian motion platforms\u003c\/li\u003e\n  \u003cli\u003eAutomation and robotics projects requiring precise shaft alignment\u003c\/li\u003e\n  \u003cli\u003eLaser engraver and plasma cutter frame builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: Product color may appear slightly different due to variations in monitor brightness and lighting conditions.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories Anti-Loosening Left Hand Thread Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What shaft diameter is the Kande SHF25 bearing support compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The SHF25 shaft support block is specifically designed for \u003cstrong\u003e25mm diameter round shafts\u003c\/strong\u003e. It provides a secure, precise fit for standard 25mm linear shafts used in CNC machines, 3D printers, and DIY motion systems.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many SHF25 bearing supports are included in this listing?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes \u003cstrong\u003e2 pieces\u003c\/strong\u003e of the Kande SHF25 25mm flanged shaft support bearings, allowing you to support both ends of a single shaft axis in one convenient purchase.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these SHF25 supports suitable for use in 3D printers and CNC routers?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The Kande SHF25 shaft supports are purpose-built for applications including \u003cstrong\u003eCNC routers, 3D printers, XYZ linear tables, laser engravers\u003c\/strong\u003e, and other DIY or professional linear motion builds that use 25mm round shafts. Their flat flanged base makes surface mounting straightforward and secure.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I mount the SHF25 shaft support block?\u003c\/h4\u003e\n\u003cp\u003eA: The SHF25 features a flat flange base with bolt holes, allowing you to mount it directly to your machine frame or work surface using standard bolts. This ensures the shaft stays level, properly aligned, and firmly secured during operation.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What shaft diameter is the Kande SHF25 bearing support compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The SHF25 shaft support block is specifically designed for 25mm diameter round shafts. It provides a secure, precise fit for standard 25mm linear shafts used in CNC machines, 3D printers, and DIY motion systems.\"}}, {\"@type\": \"Question\", \"name\": \"How many SHF25 bearing supports are included in this listing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing includes 2 pieces of the Kande SHF25 25mm flanged shaft support bearings, allowing you to support both ends of a single shaft axis in one convenient purchase.\"}}, {\"@type\": \"Question\", \"name\": \"Are these SHF25 supports suitable for use in 3D printers and CNC routers?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The Kande SHF25 shaft supports are purpose-built for applications including CNC routers, 3D printers, XYZ linear tables, laser engravers, and other DIY or professional linear motion builds that use 25mm round shafts. Their flat flanged base makes surface mounting straightforward and secure.\"}}, {\"@type\": \"Question\", \"name\": \"How do I mount the SHF25 shaft support block?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The SHF25 features a flat flange base with bolt holes, allowing you to mount it directly to your machine frame or work surface using standard bolts. This ensures the shaft stays level, properly aligned, and firmly secured during operation.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Kande SHF25 25mm Shaft Support Bearings for CNC \u0026 3D Printers 2pcs\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/kande-shf25-25mm-shaft-support-bearing-cnc-3d-printer-2pcs\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606293782694,"sku":"32878630970-Default Title","price":37.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB1PKX3gBjTBKNjSZFuq6z0HFXaX.webp?v=1791728720"},{"product_id":"sgr10e-32mm-dual-axis-linear-guide-rail-sgb10e-roller-slide-block-set-3d-printer","title":"SGR10E 32mm Dual-Axis Linear Guide Rail \u0026 SGB10E Slide Set","description":"\n\u003ch2\u003eSGR10E 32mm Built-In Dual-Axis Linear Guide Rail with SGB10E Roller Slide Block — 1 Set\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer, CNC machine, or automation project with this precision-engineered \u003cstrong\u003eSGR10E dual-axis linear guide rail and SGB10E roller slide block set\u003c\/strong\u003e. Featuring a robust 32mm guide width, this roller slide system delivers smooth, stable, and accurate linear motion across a wide range of DIY and industrial applications.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1 × SGR10E Linear Guide Rail\u003c\/strong\u003e (customizable length available)\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e1 × SGB10E Roller Slide Block\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: If ordering 1 pc SGB10E-3UU block only, you will receive only 1 pc SGB10E-3UU. The full set (1 SGR10E guide + 1 SGB10EUU block) is included when you select the complete set option.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in Dual-Axis Design:\u003c\/strong\u003e Provides rigid lateral and vertical support for precise, wobble-free linear travel.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e32mm Guide Width (SGR10E):\u003c\/strong\u003e Compact yet sturdy profile ideal for 3D printers, laser cutters, pick-and-place machines, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLockable Slider Options:\u003c\/strong\u003e SGB10-3UU LOCKING and SGB10-4UU LOCKING variants can be secured in position using an L-wrench — perfect for applications requiring a fixed carriage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable Length:\u003c\/strong\u003e Guide rail length can be customized to suit your specific build requirements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Load Roller Bearings:\u003c\/strong\u003e Smooth-rolling integrated bearings reduce friction and extend service life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Compatible with standard mounting hardware for quick assembly into existing frames and structures.\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in Mainland China\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse; width:100%; font-size:14px;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003eKANDE BEARINGS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003eSGR10E \/ SGB10E\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eGuide Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e32mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003ePacking Quantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e1 × SGB10E block + 1 × SGR10E guide\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003eCustomizable\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;\"\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e3D Printers (FDM, CoreXY, Delta, and more)\u003c\/li\u003e\n  \u003cli\u003eCNC Routers \u0026amp; Laser Engravers\u003c\/li\u003e\n  \u003cli\u003eAutomated Pick-and-Place Equipment\u003c\/li\u003e\n  \u003cli\u003eDIY Robotics \u0026amp; Motion Platforms\u003c\/li\u003e\n  \u003cli\u003eCamera Sliders \u0026amp; Linear Actuators\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products\u003c\/h3\u003e\n\u003cp\u003eLooking to complete your build? Check out these related items from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is included in the SGR10E linear guide set?\u003c\/h4\u003e\n\u003cp\u003eA: Each set includes 1 × SGR10E linear guide rail and 1 × SGB10E roller slide block. If you order an individual SGB10E-3UU block, only that block will be shipped — not the full set. Please select the complete set option for both components.\u003c\/p\u003e\n\u003ch4\u003eQ: Can the SGR10E linear guide rail length be customized?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the SGR10E guide rail length can be customized to match your specific project dimensions. Please contact us with your requirements before placing your order.\u003c\/p\u003e\n\u003ch4\u003eQ: What are the lockable SGB10-3UU and SGB10-4UU slider options?\u003c\/h4\u003e\n\u003cp\u003eA: The SGB10-3UU LOCKING and SGB10-4UU LOCKING sliders feature a built-in locking mechanism that can be engaged using a standard L-wrench (hex key). This is useful when you need to fix the carriage position during setup, maintenance, or in load-holding applications.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this linear guide compatible with standard 3D printer frames?\u003c\/h4\u003e\n\u003cp\u003eA: The SGR10E dual-axis roller slide system is widely used in 3D printer builds, CNC machines, and other DIY motion projects. The 32mm guide width and standard mounting hole pattern make it compatible with many popular frame systems, though we always recommend verifying dimensions against your specific frame design.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is included in the SGR10E linear guide set?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each set includes 1 × SGR10E linear guide rail and 1 × SGB10E roller slide block. If you order an individual SGB10E-3UU block, only that block will be shipped — not the full set. Please select the complete set option for both components.\"}}, {\"@type\": \"Question\", \"name\": \"Can the SGR10E linear guide rail length be customized?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, the SGR10E guide rail length can be customized to match your specific project dimensions. 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SGB10E-5UU","price":101.9,"currency_code":"USD","in_stock":true},{"title":"SGB10E-3UU Locking \/ only SGB10E-4UU","offer_id":57606295486630,"sku":"4000826340704-SGB10E-3UU Locking-only SGB10E-4UU","price":87.34,"currency_code":"USD","in_stock":true},{"title":"SGB10E-3UU Locking \/ only SGB10e-4Locking","offer_id":57606295519398,"sku":"4000826340704-SGB10E-3UU Locking-only SGB10e-4Locking","price":111.6,"currency_code":"USD","in_stock":true},{"title":"SGB10E-3UU Locking \/ only SGB10E-3Locking","offer_id":57606295552166,"sku":"4000826340704-SGB10E-3UU Locking-only SGB10E-3Locking","price":97.04,"currency_code":"USD","in_stock":true},{"title":"SGB10E-4UU Locking \/ only SGB10E-3Locking","offer_id":57606295584934,"sku":"4000826340704-SGB10E-4UU Locking-only SGB10E-3Locking","price":97.04,"currency_code":"USD","in_stock":true},{"title":"SGB10E-4UU Locking \/ only SGB10E-5UU","offer_id":57606295617702,"sku":"4000826340704-SGB10E-4UU Locking-only SGB10E-5UU","price":101.9,"currency_code":"USD","in_stock":true},{"title":"SGB10E-4UU Locking \/ only SGB10e-4Locking","offer_id":57606295650470,"sku":"4000826340704-SGB10E-4UU Locking-only SGB10e-4Locking","price":111.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S3be134bab3df469f9873181d3ff9365eq.webp?v=1791728723"},{"product_id":"lm8uu-linear-bearing-8x15x24mm-10pcs-kande-bearings","title":"LM8UU Linear Bearings 8x15x24mm 10pcs – Kande Bearings","description":"\n\u003ch2\u003eKande Bearings LM8UU Linear Bearing – 10-Piece Set\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC machines, 3D printers, or precision linear motion projects with the \u003cstrong\u003eKande Bearings LM8UU Linear Bearing 10-Pack\u003c\/strong\u003e. These high-quality ball bearings are engineered for smooth, low-friction linear motion along 8mm shafts, making them an essential component for makers, engineers, and hobbyists who demand reliable performance.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e LM8UU\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 8 × 15 × 24 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 8 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOuter Diameter:\u003c\/strong\u003e 15 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight \/ Length:\u003c\/strong\u003e 24 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 10 pieces per pack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Concern Chemicals:\u003c\/strong\u003e None\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose Kande Bearings LM8UU?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003ePrecision Fit\u003c\/strong\u003e – Strict dimensional tolerances ensure consistent, wobble-free motion on 8mm linear shafts\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eSmooth Linear Motion\u003c\/strong\u003e – Ball-recirculating design delivers quiet, low-friction travel for precise positioning\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eVersatile Compatibility\u003c\/strong\u003e – Industry-standard LM8UU sizing fits most 3D printer frames, CNC routers, laser cutters, and linear guide systems\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eDurable Construction\u003c\/strong\u003e – Robust steel housing and hardened ball bearings for long-lasting, reliable service\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eGreat Value\u003c\/strong\u003e – Pack of 10 ensures you have spares on hand for builds, repairs, or upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFDM \u0026amp; resin 3D printers (X\/Y\/Z axes)\u003c\/li\u003e\n  \u003cli\u003eCNC routers and milling machines\u003c\/li\u003e\n  \u003cli\u003eLaser engravers and cutters\u003c\/li\u003e\n  \u003cli\u003eRobotic arms and linear actuators\u003c\/li\u003e\n  \u003cli\u003eDIY motion control systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cp\u003eLooking for more tools and hardware for your projects? Check out these items from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What shaft diameter are these LM8UU linear bearings compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The Kande Bearings LM8UU linear bearings are designed for use with 8mm diameter smooth linear shafts or rods. They have an inner diameter of 8mm, outer diameter of 15mm, and a length of 24mm — the standard LM8UU specification used in most 3D printers and CNC machines.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these bearings pre-lubricated?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, LM8UU linear bearings from Kande Bearings come pre-lubricated with grease from the factory. For optimal longevity in high-use or dusty environments, periodic re-lubrication with a suitable bearing grease is recommended.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many bearings are included in this listing?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes \u003cstrong\u003e10 pieces\u003c\/strong\u003e of the LM8UU linear bearing (8×15×24mm), giving you plenty to complete a full 3D printer build or stock up for future maintenance and repair needs.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use these in my 3D printer?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The LM8UU is the most widely used linear bearing in FDM 3D printers (such as Prusa, Anet, Ender-style, and many others). These Kande Bearings units meet the standard LM8UU dimensions and are a direct drop-in replacement or upgrade for most machines using 8mm linear rods.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What shaft diameter are these LM8UU linear bearings compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The Kande Bearings LM8UU linear bearings are designed for use with 8mm diameter smooth linear shafts or rods. They have an inner diameter of 8mm, outer diameter of 15mm, and a length of 24mm — the standard LM8UU specification used in most 3D printers and CNC machines.\"}}, {\"@type\": \"Question\", \"name\": \"Are these bearings pre-lubricated?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, LM8UU linear bearings from Kande Bearings come pre-lubricated with grease from the factory. For optimal longevity in high-use or dusty environments, periodic re-lubrication with a suitable bearing grease is recommended.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings are included in this listing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing includes 10 pieces of the LM8UU linear bearing (8×15×24mm), giving you plenty to complete a full 3D printer build or stock up for future maintenance and repair needs.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use these in my 3D printer?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. The LM8UU is the most widely used linear bearing in FDM 3D printers (such as Prusa, Anet, Ender-style, and many others). These Kande Bearings units meet the standard LM8UU dimensions and are a direct drop-in replacement or upgrade for most machines using 8mm linear rods.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"LM8UU Linear Bearings 8x15x24mm 10pcs – Kande Bearings\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/lm8uu-linear-bearing-8x15x24mm-10pcs-kande-bearings\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606296436902,"sku":"32865619562-Default Title","price":38.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB1PeZDl7yWBuNjy0Fpq6yssXXa3.webp?v=1791728728"},{"product_id":"lmh12luu-extended-oval-flange-linear-ball-bearing-12mm-2pcs","title":"LMH12LUU Extended Oval Flange Linear Ball Bearing 12mm – 2pcs","description":"\u003ch2\u003eKande Bearings LMH12LUU Extended Oval Flange Linear Ball Bearings – 2-Pack\u003c\/h2\u003e\n\u003cp\u003eUpgrade your linear motion systems with this 2-piece set of \u003cstrong\u003eKande Bearings LMH12LUU Extended Oval Flange Linear Ball Bearings\u003c\/strong\u003e. Engineered for smooth, precise, and low-friction movement along 12mm shafts, these bearings are a go-to choice for CNC machines, 3D printers, automation equipment, robotics, and other precision linear motion applications.\u003c\/p\u003e\n\n\u003cp\u003eThe extended (long) body design provides an increased contact area with the guide shaft for enhanced stability and load distribution. The oval flange mounting plate allows for easy, secure installation on machine frames and linear rail systems.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e LMH12LUU \/ LMH12L\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInner Diameter (Shaft Size):\u003c\/strong\u003e 12mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Extended Oval Flange Linear Ball Bearing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 2 pieces per lot\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings\u003c\/li\u003e\n  \u003cli\u003eExtended-length body for greater stability and smoother linear travel\u003c\/li\u003e\n  \u003cli\u003eOval flange design simplifies bolt-on mounting to machine frames\u003c\/li\u003e\n  \u003cli\u003ePrecision steel ball recirculation for low-friction, high-accuracy motion\u003c\/li\u003e\n  \u003cli\u003eSuitable for CNC routers, 3D printers, automation systems, and robotics\u003c\/li\u003e\n  \u003cli\u003eCompatible with standard 12mm linear guide shafts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"background:#f2f2f2;\"\u003e\n      \u003ctd style=\"padding:6px 10px; font-weight:bold; border:1px solid #ddd;\"\u003eBrand\u003c\/td\u003e\n      \u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eKande Bearings\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:6px 10px; font-weight:bold; border:1px solid #ddd;\"\u003eModel Number\u003c\/td\u003e\n      \u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eLMH12LUU \/ LMH12L\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f2f2f2;\"\u003e\n      \u003ctd style=\"padding:6px 10px; font-weight:bold; border:1px solid #ddd;\"\u003eInner Diameter\u003c\/td\u003e\n      \u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e12mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:6px 10px; font-weight:bold; border:1px solid #ddd;\"\u003eBearing Type\u003c\/td\u003e\n      \u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eExtended Oval Flange Linear Ball Bearing\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"background:#f2f2f2;\"\u003e\n      \u003ctd style=\"padding:6px 10px; font-weight:bold; border:1px solid #ddd;\"\u003ePack Quantity\u003c\/td\u003e\n      \u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003e2 pieces\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding:6px 10px; font-weight:bold; border:1px solid #ddd;\"\u003eCountry of Origin\u003c\/td\u003e\n      \u003ctd style=\"padding:6px 10px; border:1px solid #ddd;\"\u003eMainland China\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC milling and routing machines\u003c\/li\u003e\n  \u003cli\u003eFDM and resin 3D printers\u003c\/li\u003e\n  \u003cli\u003eIndustrial and hobbyist automation systems\u003c\/li\u003e\n  \u003cli\u003eRobotic arm and gantry systems\u003c\/li\u003e\n  \u003cli\u003eLaser engravers and cutting machines\u003c\/li\u003e\n  \u003cli\u003eLinear actuator assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products\u003c\/h3\u003e\n\u003cp\u003eLooking for more precision hardware and workshop essentials? Check out these related items from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Dry and Wet Use Heavy Duty\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What shaft diameter is compatible with the LMH12LUU linear ball bearing?\u003c\/h4\u003e\n\u003cp\u003eA: The Kande Bearings LMH12LUU is designed for use with 12mm diameter linear guide shafts. It is important to use shafts that are manufactured to the correct tolerance for smooth, precise linear motion.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between a standard and an extended (LUU) linear bearing?\u003c\/h4\u003e\n\u003cp\u003eA: An extended or \"LUU\" linear bearing has a longer body compared to the standard version. This extended length increases the number of ball circuits in contact with the shaft, resulting in a greater load capacity, improved stability, and more consistent motion—especially beneficial in applications where longer linear travel or higher loads are involved.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What does the \"oval flange\" design mean for installation?\u003c\/h4\u003e\n\u003cp\u003eA: The oval flange refers to the mounting plate shape at one end of the bearing housing. It features an elongated (oval) bolt pattern that makes it easy to bolt the bearing directly onto a machine frame, carriage plate, or bracket without needing additional adapters—simplifying the installation process significantly.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these bearings suitable for 3D printers and CNC machines?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The LMH12LUU extended oval flange linear ball bearing is widely used in 3D printers, CNC routers, laser engravers, and other precision motion systems that use 12mm guide rods. The pack of 2 is convenient for common axis upgrades or replacements.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What shaft diameter is compatible with the LMH12LUU linear ball bearing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The Kande Bearings LMH12LUU is designed for use with 12mm diameter linear guide shafts. It is important to use shafts that are manufactured to the correct tolerance for smooth, precise linear motion.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between a standard and an extended (LUU) linear bearing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"An extended or \\\"LUU\\\" linear bearing has a longer body compared to the standard version. This extended length increases the number of ball circuits in contact with the shaft, resulting in a greater load capacity, improved stability, and more consistent motion—especially beneficial in applications where longer linear travel or higher loads are involved.\"}}, {\"@type\": \"Question\", \"name\": \"What does the \\\"oval flange\\\" design mean for installation?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The oval flange refers to the mounting plate shape at one end of the bearing housing. It features an elongated (oval) bolt pattern that makes it easy to bolt the bearing directly onto a machine frame, carriage plate, or bracket without needing additional adapters—simplifying the installation process significantly.\"}}, {\"@type\": \"Question\", \"name\": \"Are these bearings suitable for 3D printers and CNC machines?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The LMH12LUU extended oval flange linear ball bearing is widely used in 3D printers, CNC routers, laser engravers, and other precision motion systems that use 12mm guide rods. The pack of 2 is convenient for common axis upgrades or replacements.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"LMH12LUU Extended Oval Flange Linear Ball Bearing 12mm – 2pcs\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/lmh12luu-extended-oval-flange-linear-ball-bearing-12mm-2pcs\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606296502438,"sku":"1005011909704494-Default Title","price":50.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB16u.qdHorBKNjSZFjq6A_SpXak.webp?v=1791728729"},{"product_id":"kande-4pcs-rjmp-01-rj4jp-pom-polymer-linear-bearings-3d-printer","title":"Kande 4PCS RJMP-01 RJ4JP POM Linear Bearings for 3D Printer","description":"\n\u003ch2\u003eKande 4PCS RJMP-01 \/ RJ4JP Polymer Plastic Linear Bearings for 3D Printers\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer's motion system with these high-performance \u003cstrong\u003eRJMP-01 \/ RJ4JP-01 plastic linear bearings\u003c\/strong\u003e from \u003cstrong\u003eKande Bearings\u003c\/strong\u003e. Engineered from premium POM (Polyoxymethylene) engineering-grade polymer — also known as \"Super Steel\" — these bushings deliver smooth, precise, and quiet linear motion for Prusa Mendel, Igus-compatible, and other popular 3D printer platforms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose POM Polymer Linear Bearings?\u003c\/h3\u003e\n\u003cp\u003eUnlike traditional metal ball bearings, these polymer bushings glide effortlessly along your printer's shafts without causing scoring or surface damage. The self-lubricating POM material means \u003cstrong\u003ezero maintenance\u003c\/strong\u003e — no greasing, no oiling, just consistent, reliable performance print after print.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Engineering-grade POM (Polyoxymethylene) Polymer Plastic — thermoplastic crystalline high-polymer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for Prusa Mendel, Igus, and equivalent 3D printer shaft systems (RJ4JP-01 \/ RJMP-01 standard)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmooth \u0026amp; Silent:\u003c\/strong\u003e Noise-free operation for quieter prints\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShaft-Safe:\u003c\/strong\u003e Smooth sliding surface protects shaft integrity — no scratching or scoring\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Mechanical Strength:\u003c\/strong\u003e Excellent fatigue resistance and dimensional stability under repeated movement cycles\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWear \u0026amp; Corrosion Resistant:\u003c\/strong\u003e Resists wear, corrosion, acids, and alkalis for long service life\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWaterproof \u0026amp; Antistatic:\u003c\/strong\u003e Safe around electronics, unaffected by moisture\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdditive-Free:\u003c\/strong\u003e Clean polymer construction — no harmful additives\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaintenance-Free:\u003c\/strong\u003e No lubrication required, ever\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e 4 × RJMP-01 \/ RJ4JP-01 Linear Bearings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e B01333-25\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f7f7f8;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eKande Bearings\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eRJMP-01 \/ RJ4JP-01\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f7f7f8;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003ePOM Polymer Plastic\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMainland China\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f7f7f8;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e4 Pieces\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eB01333-25\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories Anti-Loosening Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Are these RJMP-01 linear bearings compatible with my Prusa i3 3D printer?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The RJMP-01 \/ RJ4JP-01 polymer linear bearings are designed to be fully compatible with Prusa Mendel, Prusa i3, and similar RepRap-style 3D printers that use standard smooth rod shaft systems. They are also compatible with Igus-style polymer bearing housings.\u003c\/p\u003e\n\u003ch4\u003eQ: Do POM polymer linear bearings need lubrication like metal ball bearings?\u003c\/h4\u003e\n\u003cp\u003eA: No lubrication is required. The POM (Polyoxymethylene) polymer material is self-lubricating by nature, making these bearings completely maintenance-free. This also means no messy grease on your printer's motion components.\u003c\/p\u003e\n\u003ch4\u003eQ: Will these plastic linear bearings damage my printer's smooth rods or shafts?\u003c\/h4\u003e\n\u003cp\u003eA: No. The POM polymer surface is engineered to glide smoothly without scoring or scratching your printer's shafts. In fact, they are generally gentler on rods than traditional metal ball bearings, helping to extend the life of your motion system.\u003c\/p\u003e\n\u003ch4\u003eQ: How many bearings are included in one order?\u003c\/h4\u003e\n\u003cp\u003eA: Each package includes 4 × RJMP-01 \/ RJ4JP-01 polymer plastic linear bearings, giving you enough to outfit a standard printer axis setup.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Are these RJMP-01 linear bearings compatible with my Prusa i3 3D printer?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The RJMP-01 \/ RJ4JP-01 polymer linear bearings are designed to be fully compatible with Prusa Mendel, Prusa i3, and similar RepRap-style 3D printers that use standard smooth rod shaft systems. They are also compatible with Igus-style polymer bearing housings.\"}}, {\"@type\": \"Question\", \"name\": \"Do POM polymer linear bearings need lubrication like metal ball bearings?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No lubrication is required. The POM (Polyoxymethylene) polymer material is self-lubricating by nature, making these bearings completely maintenance-free. This also means no messy grease on your printer's motion components.\"}}, {\"@type\": \"Question\", \"name\": \"Will these plastic linear bearings damage my printer's smooth rods or shafts?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. The POM polymer surface is engineered to glide smoothly without scoring or scratching your printer's shafts. In fact, they are generally gentler on rods than traditional metal ball bearings, helping to extend the life of your motion system.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings are included in one order?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each package includes 4 × RJMP-01 \/ RJ4JP-01 polymer plastic linear bearings, giving you enough to outfit a standard printer axis setup.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Kande 4PCS RJMP-01 RJ4JP POM Linear Bearings for 3D Printer\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/kande-4pcs-rjmp-01-rj4jp-pom-polymer-linear-bearings-3d-printer\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"LM4QS  4x8x12 \/ 4Pcs","offer_id":57606297288870,"sku":"1005008755908348-LM4QS  4x8x12-4Pcs","price":20.83,"currency_code":"USD","in_stock":true},{"title":"RJMP-01-20(20x32x45) \/ 4Pcs","offer_id":57606297321638,"sku":"1005008755908348-RJMP-01-20(20x32x45)-4Pcs","price":55.46,"currency_code":"USD","in_stock":true},{"title":"RJMP-01-16(16x26x36) \/ 4Pcs","offer_id":57606297354406,"sku":"1005008755908348-RJMP-01-16(16x26x36)-4Pcs","price":45.96,"currency_code":"USD","in_stock":true},{"title":"RJMP-01-25(25x40x58) \/ 4Pcs","offer_id":57606297387174,"sku":"1005008755908348-RJMP-01-25(25x40x58)-4Pcs","price":57.34,"currency_code":"USD","in_stock":true},{"title":"LM12QS 12x21x30 \/ 4Pcs","offer_id":57606297419942,"sku":"1005008755908348-LM12QS 12x21x30-4Pcs","price":24.18,"currency_code":"USD","in_stock":true},{"title":"LM16QS 16x28x37 \/ 4Pcs","offer_id":57606297452710,"sku":"1005008755908348-LM16QS 16x28x37-4Pcs","price":31.76,"currency_code":"USD","in_stock":true},{"title":"LM3QS 3x7x10 \/ 4Pcs","offer_id":57606297485478,"sku":"1005008755908348-LM3QS 3x7x10-4Pcs","price":20.83,"currency_code":"USD","in_stock":true},{"title":"LM5QS 5x10x15 \/ 4Pcs","offer_id":57606297518246,"sku":"1005008755908348-LM5QS 5x10x15-4Pcs","price":20.83,"currency_code":"USD","in_stock":true},{"title":"LM25QS 25x40x59 \/ 4Pcs","offer_id":57606297551014,"sku":"1005008755908348-LM25QS 25x40x59-4Pcs","price":57.34,"currency_code":"USD","in_stock":true},{"title":"LM20QS 20x32x42 \/ 4Pcs","offer_id":57606297583782,"sku":"1005008755908348-LM20QS 20x32x42-4Pcs","price":37.91,"currency_code":"USD","in_stock":true},{"title":"RJMP-01-10(10x19x29) \/ 4Pcs","offer_id":57606297616550,"sku":"1005008755908348-RJMP-01-10(10x19x29)-4Pcs","price":20.39,"currency_code":"USD","in_stock":true},{"title":"LM8QS 8x15x25 \/ 4Pcs","offer_id":57606297649318,"sku":"1005008755908348-LM8QS 8x15x25-4Pcs","price":20.83,"currency_code":"USD","in_stock":true},{"title":"LM6QS 6x12x19 \/ 4Pcs","offer_id":57606297682086,"sku":"1005008755908348-LM6QS 6x12x19-4Pcs","price":20.83,"currency_code":"USD","in_stock":true},{"title":"LM10QS  10x19x29 \/ 4Pcs","offer_id":57606297714854,"sku":"1005008755908348-LM10QS  10x19x29-4Pcs","price":22.3,"currency_code":"USD","in_stock":true},{"title":"RJMP-01-06(6x12x19) \/ 4Pcs","offer_id":57606297747622,"sku":"1005008755908348-RJMP-01-06(6x12x19)-4Pcs","price":20.83,"currency_code":"USD","in_stock":true},{"title":"LM30QS 30x45x64 \/ 4Pcs","offer_id":57606297780390,"sku":"1005008755908348-LM30QS 30x45x64-4Pcs","price":88.62,"currency_code":"USD","in_stock":true},{"title":"RJMP-01-08(8x16x25) \/ 4Pcs","offer_id":57606297813158,"sku":"1005008755908348-RJMP-01-08(8x16x25)-4Pcs","price":17.04,"currency_code":"USD","in_stock":true},{"title":"RJMP-01-12(12x22x32) \/ 4Pcs","offer_id":57606297845926,"sku":"1005008755908348-RJMP-01-12(12x22x32)-4Pcs","price":29.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/Sc76496fc0fe14855ab5136cb50e1af99y.webp?v=1791728733"},{"product_id":"kande-lmk-square-flange-linear-bearing-2pc-3d-printer-rod","title":"Kande LMK Square Flange Linear Bearings 2PC – 3D Printer Rod","description":"\u003ch2\u003eKande Bearings LMK Square Flange Linear Bearings – 2-Piece Set\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer or CNC build with precision-grade \u003cstrong\u003eKande Bearings LMK Square Flange Linear Bearings\u003c\/strong\u003e. Available in a wide range of sizes — LMK8UU, LMK10UU, LMK12UU, LMK16UU, LMK20UU, LMK25UU, LMK30UU, and LMK35UU — these bearings deliver smooth, low-friction linear motion along guide rods. Each pack includes \u003cstrong\u003e2 pieces\u003c\/strong\u003e, making them ideal for replacing worn components or completing new builds.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSquare Flange Design:\u003c\/strong\u003e Easy bolt-on mounting with four corner holes for secure, stable installation on frames and carriages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Size Range:\u003c\/strong\u003e Supports rod diameters from 8 mm up to 35 mm — select the exact size your machine requires.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmooth Linear Motion:\u003c\/strong\u003e Precision ball bearings ensure consistent, low-resistance movement along linear rods for accurate print quality.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e High-quality steel bearing and housing materials built to withstand repeated motion cycles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Compatibility:\u003c\/strong\u003e Suitable for 3D printers, CNC routers, laser cutters, and other linear motion applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrop-In Replacement:\u003c\/strong\u003e Standard LMK dimensions make these a straightforward swap for worn-out bearings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKande Bearings\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSquare Flange Linear Bearing\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModels Available\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLMK8UU, LMK10UU, LMK12UU, LMK16UU, LMK20UU, LMK25UU, LMK30UU, LMK35UU\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Pieces per Pack\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFDM 3D Printers (e.g. Prusa, Ender, Anet, and similar)\u003c\/li\u003e\n  \u003cli\u003eCNC milling and routing machines\u003c\/li\u003e\n  \u003cli\u003eLaser engravers and cutters\u003c\/li\u003e\n  \u003cli\u003eDIY linear motion assemblies and automation projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cp\u003eLooking for more tools and hardware for your builds? Check out our \u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e and our \u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e — perfect companions for electronics and mechanical assemblies.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What does the \"UU\" suffix mean in LMK linear bearing model numbers?\u003c\/h4\u003e\n\u003cp\u003eA: The \"UU\" designation indicates that the bearing features \u003cstrong\u003econtact rubber seals on both sides\u003c\/strong\u003e, which help keep lubricant in and contaminants out — ideal for dusty workshop environments like those around 3D printers and CNC machines.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I choose the correct LMK bearing size for my 3D printer?\u003c\/h4\u003e\n\u003cp\u003eA: Match the bearing model to your linear rod diameter. For example, an LMK8UU fits an 8 mm rod, an LMK12UU fits a 12 mm rod, and so on. Refer to your printer's build documentation or measure your existing rod diameter to select the correct size.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these square flange linear bearings a direct replacement for standard LMK bearings?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. Kande Bearings LMK series bearings follow standard LMK dimension specifications, making them a direct drop-in replacement for most 3D printer and CNC machine linear motion systems that use square flange bearing mounts.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many bearings are included per order?\u003c\/h4\u003e\n\u003cp\u003eA: Each order includes \u003cstrong\u003e2 pieces\u003c\/strong\u003e of the selected LMK square flange linear bearing size.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does the \\\"UU\\\" suffix mean in LMK linear bearing model numbers?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The \\\"UU\\\" designation indicates that the bearing features contact rubber seals on both sides, which help keep lubricant in and contaminants out — ideal for dusty workshop environments like those around 3D printers and CNC machines.\"}}, {\"@type\": \"Question\", \"name\": \"How do I choose the correct LMK bearing size for my 3D printer?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Match the bearing model to your linear rod diameter. For example, an LMK8UU fits an 8 mm rod, an LMK12UU fits a 12 mm rod, and so on. Refer to your printer's build documentation or measure your existing rod diameter to select the correct size.\"}}, {\"@type\": \"Question\", \"name\": \"Are these square flange linear bearings a direct replacement for standard LMK bearings?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Kande Bearings LMK series bearings follow standard LMK dimension specifications, making them a direct drop-in replacement for most 3D printer and CNC machine linear motion systems that use square flange bearing mounts.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings are included per order?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each order includes 2 pieces of the selected LMK square flange linear bearing size.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Kande LMK Square Flange Linear Bearings 2PC – 3D Printer Rod\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/kande-lmk-square-flange-linear-bearing-2pc-3d-printer-rod\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"LKM30UU","offer_id":57606313869478,"sku":"32915379183-LKM30UU","price":147.91,"currency_code":"USD","in_stock":true},{"title":"LKM25UU","offer_id":57606313902246,"sku":"32915379183-LKM25UU","price":107.09,"currency_code":"USD","in_stock":true},{"title":"LKM20UU","offer_id":57606313935014,"sku":"32915379183-LKM20UU","price":63.48,"currency_code":"USD","in_stock":true},{"title":"LKM16UU","offer_id":57606313967782,"sku":"32915379183-LKM16UU","price":47.64,"currency_code":"USD","in_stock":true},{"title":"LKM13UU","offer_id":57606314000550,"sku":"32915379183-LKM13UU","price":40.3,"currency_code":"USD","in_stock":true},{"title":"LKM12UU","offer_id":57606314033318,"sku":"32915379183-LKM12UU","price":38.78,"currency_code":"USD","in_stock":true},{"title":"LKM10UU","offer_id":57606314066086,"sku":"32915379183-LKM10UU","price":36.19,"currency_code":"USD","in_stock":true},{"title":"LKM8UU","offer_id":57606314098854,"sku":"32915379183-LKM8UU","price":28.57,"currency_code":"USD","in_stock":true},{"title":"LKM6UU","offer_id":57606314131622,"sku":"32915379183-LKM6UU","price":22.06,"currency_code":"USD","in_stock":true},{"title":"LKM35UU","offer_id":57606314164390,"sku":"32915379183-LKM35UU","price":191.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/Sf5cddc981fd44391b35b9f69ae6643f7X.webp?v=1791728891"},{"product_id":"t8-304-stainless-steel-lead-screw-8mm-od-horizontal-vertical-kande","title":"T8 304 Stainless Steel Lead Screw 8mm OD – Horizontal or Vertical","description":"\n\u003ch2\u003eKANDE BEARINGS T8 Lead Screw – 8mm OD, 2mm Pitch, 8mm Lead\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC machine, 3D printer, linear actuator, or automation project with this precision-machined \u003cstrong\u003eT8 304 Stainless Steel Lead Screw\u003c\/strong\u003e from KANDE BEARINGS. Available in both \u003cstrong\u003ehorizontal (KP08)\u003c\/strong\u003e and \u003cstrong\u003evertical (KFL08)\u003c\/strong\u003e configurations, this 1-set offering gives you exactly the mounting style your build requires — no guesswork, no excess hardware.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 304 Stainless Steel with Black Oxide coating\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOuter Diameter (OD):\u003c\/strong\u003e 8mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBore:\u003c\/strong\u003e 8mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePitch:\u003c\/strong\u003e 2mm | \u003cstrong\u003eLead:\u003c\/strong\u003e 8mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface Roughness:\u003c\/strong\u003e Ra 0.8\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Lengths:\u003c\/strong\u003e 200 \/ 250 \/ 300 \/ 330 \/ 350 \/ 400 \/ 450 \/ 500mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfiguration Options:\u003c\/strong\u003e Horizontal (KP08) or Vertical (KFL08)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 Set (horizontal OR vertical — not both)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHorizontal vs. Vertical — What's the Difference?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003ehorizontal (KP08)\u003c\/strong\u003e configuration uses pillow-block-style bearing supports designed to mount the screw parallel to a flat surface. The \u003cstrong\u003evertical (KFL08)\u003c\/strong\u003e configuration uses flange-type bearing supports intended for upright or vertical axis installations. Select the type that matches your application before ordering — each listing ships as one complete set only.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose This Lead Screw?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003e304 Stainless Steel\u003c\/strong\u003e — excellent corrosion resistance and long-term durability\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eBlack Oxide finish\u003c\/strong\u003e — reduces surface friction and adds a layer of protection\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003ePrecision ground to Ra 0.8\u003c\/strong\u003e — smooth, consistent motion for demanding linear applications\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eMultiple lengths available\u003c\/strong\u003e — fits a wide range of CNC, 3D printer, and automation builds\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eT8 trapezoidal thread profile\u003c\/strong\u003e — efficient power transmission with minimal backlash\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC routers and milling machines\u003c\/li\u003e\n  \u003cli\u003eFDM 3D printers (Z-axis or X\/Y gantry)\u003c\/li\u003e\n  \u003cli\u003eLinear actuators and motion stages\u003c\/li\u003e\n  \u003cli\u003eDIY automation and robotics projects\u003c\/li\u003e\n  \u003cli\u003eEngraving machines and laser cutters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories Anti-Loosening Line Left Hand Thread Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Does this listing include both horizontal and vertical screw rod sets?\u003c\/h4\u003e\n\u003cp\u003eA: No. This listing ships \u003cstrong\u003e1 set only\u003c\/strong\u003e — either a horizontal (KP08) or vertical (KFL08) screw rod. Please select your preferred configuration carefully before placing your order, as both types are shown together in the product images for comparison purposes only.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What length options are available for this T8 8mm lead screw?\u003c\/h4\u003e\n\u003cp\u003eA: The T8 304 stainless steel lead screw is available in the following lengths: \u003cstrong\u003e200mm, 250mm, 300mm, 330mm, 350mm, 400mm, 450mm, and 500mm\u003c\/strong\u003e. Choose the length that best fits your CNC, 3D printer, or linear motion application.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What material and finish does this lead screw use?\u003c\/h4\u003e\n\u003cp\u003eA: The screw rod is manufactured from \u003cstrong\u003e304 stainless steel\u003c\/strong\u003e and features a \u003cstrong\u003eblack oxide coating\u003c\/strong\u003e for added corrosion resistance and reduced friction. Surface roughness is precision-ground to Ra 0.8 for smooth, reliable linear motion.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this lead screw compatible with standard T8 anti-backlash nuts?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. With an 8mm outer diameter, 2mm pitch, and 8mm lead, this rod is fully compatible with standard T8 lead screw nuts and anti-backlash nuts commonly used in CNC and 3D printing applications.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Does this listing include both horizontal and vertical screw rod sets?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. This listing ships 1 set only — either a horizontal (KP08) or vertical (KFL08) screw rod. Please select your preferred configuration carefully before placing your order, as both types are shown together in the product images for comparison purposes only.\"}}, {\"@type\": \"Question\", \"name\": \"What length options are available for this T8 8mm lead screw?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The T8 304 stainless steel lead screw is available in the following lengths: 200mm, 250mm, 300mm, 330mm, 350mm, 400mm, 450mm, and 500mm. Choose the length that best fits your CNC, 3D printer, or linear motion application.\"}}, {\"@type\": \"Question\", \"name\": \"What material and finish does this lead screw use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The screw rod is manufactured from 304 stainless steel and features a black oxide coating for added corrosion resistance and reduced friction. Surface roughness is precision-ground to Ra 0.8 for smooth, reliable linear motion.\"}}, {\"@type\": \"Question\", \"name\": \"Is this lead screw compatible with standard T8 anti-backlash nuts?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. With an 8mm outer diameter, 2mm pitch, and 8mm lead, this rod is fully compatible with standard T8 lead screw nuts and anti-backlash nuts commonly used in CNC and 3D printing applications.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"T8 304 Stainless Steel Lead Screw 8mm OD – Horizontal or Vertical\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/t8-304-stainless-steel-lead-screw-8mm-od-horizontal-vertical-kande\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Vertical 400mm","offer_id":57606316425382,"sku":"32905160410-Vertical 400mm","price":68.63,"currency_code":"USD","in_stock":true},{"title":"Vertical 350mm","offer_id":57606316458150,"sku":"32905160410-Vertical 350mm","price":66.35,"currency_code":"USD","in_stock":true},{"title":"Vertical 330mm","offer_id":57606316490918,"sku":"32905160410-Vertical 330mm","price":66.95,"currency_code":"USD","in_stock":true},{"title":"Vertical 300mm","offer_id":57606316523686,"sku":"32905160410-Vertical 300mm","price":64.08,"currency_code":"USD","in_stock":true},{"title":"Vertical 250mm","offer_id":57606316556454,"sku":"32905160410-Vertical 250mm","price":61.77,"currency_code":"USD","in_stock":true},{"title":"Vertical 200mm","offer_id":57606316589222,"sku":"32905160410-Vertical 200mm","price":59.49,"currency_code":"USD","in_stock":true},{"title":"Horizontal 500mm","offer_id":57606316621990,"sku":"32905160410-Horizontal 500mm","price":73.26,"currency_code":"USD","in_stock":true},{"title":"Horizontal 450mm","offer_id":57606316654758,"sku":"32905160410-Horizontal 450mm","price":70.9,"currency_code":"USD","in_stock":true},{"title":"Vertical 500mm","offer_id":57606316687526,"sku":"32905160410-Vertical 500mm","price":73.26,"currency_code":"USD","in_stock":true},{"title":"Vertical 450mm","offer_id":57606316720294,"sku":"32905160410-Vertical 450mm","price":70.9,"currency_code":"USD","in_stock":true},{"title":"Horizontal 400mm","offer_id":57606316753062,"sku":"32905160410-Horizontal 400mm","price":68.63,"currency_code":"USD","in_stock":true},{"title":"Horizontal 350mm","offer_id":57606316785830,"sku":"32905160410-Horizontal 350mm","price":66.35,"currency_code":"USD","in_stock":true},{"title":"Horizontal 330mm","offer_id":57606316818598,"sku":"32905160410-Horizontal 330mm","price":66.95,"currency_code":"USD","in_stock":true},{"title":"Horizontal 300mm","offer_id":57606316851366,"sku":"32905160410-Horizontal 300mm","price":64.08,"currency_code":"USD","in_stock":true},{"title":"Horizontal 250mm","offer_id":57606316884134,"sku":"32905160410-Horizontal 250mm","price":61.77,"currency_code":"USD","in_stock":true},{"title":"Horizontal 200mm","offer_id":57606316916902,"sku":"32905160410-Horizontal 200mm","price":59.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/HTB1V5ytAlmWBuNkSndVq6AsApXaK.webp?v=1791728894"},{"product_id":"kande-osgr80-linear-rail-osgb80-slider-dual-axis-cnc-slide","title":"OSGR80 Linear Rail \u0026 OSGB80 Slider Dual-Axis CNC Slide Guide","description":"\n\u003ch2\u003eKande OSGR80 Linear Rail with OSGB80 Slider – External Dual-Axis CNC Slide Guide\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC engraving machine, 3D printer, or precision automation setup with the \u003cstrong\u003eKande Bearings OSGR80 Linear Rail and OSGB80 Slider\u003c\/strong\u003e. This external dual-axis linear slide system is engineered for smooth, accurate, and repeatable linear motion — making it an ideal choice for demanding industrial and hobbyist CNC applications.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Highlights\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e OSGR80 Rail + OSGB80 Slider (1 PC set)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e External dual-axis configuration for enhanced lateral stability and load capacity\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Compatible with CNC engraving machines, routers, laser cutters, 3D printers, and linear actuator systems\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e KANDE BEARINGS – a trusted name in precision linear motion components\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Heavy-duty, precision-machined components built for long service life and low-friction operation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Straightforward bolt-on installation for fast integration into new or existing machine frames\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose the OSGR80 + OSGB80 System?\u003c\/h3\u003e\n\u003cp\u003eThe external dual-axis design of the OSGR80 rail system ensures superior rigidity compared to single-axis alternatives. The OSGB80 slider glides along the rail with minimal play, delivering the positional accuracy your CNC workflow demands. Whether you are building a custom machine from scratch or replacing worn components on an existing setup, this rail-and-slider combo is a reliable, professional-grade solution.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRail Model:\u003c\/strong\u003e OSGR80\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSlider Model:\u003c\/strong\u003e OSGB80\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAxis Type:\u003c\/strong\u003e External Dual-Axis\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 PC (rail + slider)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e KANDE BEARINGS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC Engraving \u0026amp; Routing Machines\u003c\/li\u003e\n  \u003cli\u003eLaser Cutting \u0026amp; Engraving Systems\u003c\/li\u003e\n  \u003cli\u003e3D Printers \u0026amp; Additive Manufacturing Equipment\u003c\/li\u003e\n  \u003cli\u003eLinear Actuators \u0026amp; Automation Systems\u003c\/li\u003e\n  \u003cli\u003eDIY Machine Building Projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel – Heavy Duty Dry \u0026amp; Wet Use\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut – Universal Trimmer Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the OSGR80 linear rail and OSGB80 slider used for?\u003c\/h4\u003e\n\u003cp\u003eA: The OSGR80 linear rail and OSGB80 slider form an external dual-axis linear slide system primarily used in CNC engraving machines, laser cutters, 3D printers, and other precision linear motion applications. The dual-axis design provides enhanced rigidity and stability for accurate, repeatable movement.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this listing for just the rail, or does it include the slider as well?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes \u003cstrong\u003e1 PC set\u003c\/strong\u003e comprising both the OSGR80 rail and the OSGB80 slider, so you receive everything needed to create a complete linear slide assembly for your machine.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the OSGR80 + OSGB80 compatible with standard CNC engraving machine frames?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The OSGR80 rail and OSGB80 slider are designed to be compatible with standard CNC engraving machine frames and linear motion setups. We recommend verifying your machine's mounting hole spacing and rail slot dimensions against the product specifications before installation to ensure a proper fit.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Who manufactures this linear slide system?\u003c\/h4\u003e\n\u003cp\u003eA: This linear slide is manufactured by \u003cstrong\u003eKANDE BEARINGS\u003c\/strong\u003e, a brand specializing in precision linear motion components including rails, sliders, and bearing systems for industrial and CNC applications. Made in China.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the OSGR80 linear rail and OSGB80 slider used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The OSGR80 linear rail and OSGB80 slider form an external dual-axis linear slide system primarily used in CNC engraving machines, laser cutters, 3D printers, and other precision linear motion applications. The dual-axis design provides enhanced rigidity and stability for accurate, repeatable movement.\"}}, {\"@type\": \"Question\", \"name\": \"Is this listing for just the rail, or does it include the slider as well?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing includes 1 PC set comprising both the OSGR80 rail and the OSGB80 slider, so you receive everything needed to create a complete linear slide assembly for your machine.\"}}, {\"@type\": \"Question\", \"name\": \"Is the OSGR80 + OSGB80 compatible with standard CNC engraving machine frames?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The OSGR80 rail and OSGB80 slider are designed to be compatible with standard CNC engraving machine frames and linear motion setups. 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20mm – 2 Pcs","description":"\u003ch2\u003eKande Bearings LMH20LUU Extended Oval Flange Linear Ball Bearings – 2-Piece Set\u003c\/h2\u003e\n\u003cp\u003eUpgrade your linear motion systems with the \u003cstrong\u003eKande Bearings LMH20LUU Extended Oval Flange Linear Ball Bearing\u003c\/strong\u003e. Designed for smooth, low-friction linear movement along 20mm shafts, this bearing features an extended oval flange for easy mounting and reliable alignment. Ideal for CNC machines, 3D printers, automation equipment, robotic systems, and precision engineering applications, this 2-piece lot offers excellent value for builders and engineers alike.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e LMH20LUU (Extended Type)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInner Diameter (dr):\u003c\/strong\u003e 20mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlange Style:\u003c\/strong\u003e Extended Oval Flange for secure, stable mounting\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 2 pieces per lot\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings – a trusted name in precision linear motion components\u003c\/li\u003e\n  \u003cli\u003ePre-lubricated steel ball bearings for smooth, consistent linear travel\u003c\/li\u003e\n  \u003cli\u003eDurable steel construction for long-lasting performance under load\u003c\/li\u003e\n  \u003cli\u003eCompact design fits standard 20mm linear shafts and rails\u003c\/li\u003e\n  \u003cli\u003eDrop-in replacement compatible with standard LMH20L \/ LMH20LUU specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKande Bearings\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLMH20LUU \/ LMH20L\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Diameter (dr)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExtended Oval Flange Linear Ball Bearing\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Pieces per Lot\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC router and milling machines\u003c\/li\u003e\n  \u003cli\u003e3D printers and additive manufacturing equipment\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation and conveyor systems\u003c\/li\u003e\n  \u003cli\u003eRobotics and pick-and-place mechanisms\u003c\/li\u003e\n  \u003cli\u003ePrecision measuring instruments\u003c\/li\u003e\n  \u003cli\u003eDIY linear motion projects and builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose Kande Bearings LMH20LUU?\u003c\/h3\u003e\n\u003cp\u003eThe extended oval flange design provides a larger mounting footprint compared to standard round flange bearings, offering improved stability and reduced vibration during operation. The double-sealed UU design helps keep lubricant in and contaminants out, extending the service life of your linear system.\u003c\/p\u003e\n\n\u003cp\u003eLooking for more hardware and tooling components? Check out these related products from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories Anti-Loosening Left Hand Thread Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What shaft size is the LMH20LUU linear ball bearing compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The Kande Bearings LMH20LUU is designed for use with 20mm diameter linear shafts and rails. Always ensure your shaft is within the manufacturer's tolerance range for a smooth and precise fit.\u003c\/p\u003e\n\u003ch4\u003eQ: What does the \"UU\" designation mean on the LMH20LUU bearing?\u003c\/h4\u003e\n\u003cp\u003eA: The \"UU\" designation indicates that the bearing is double-sealed on both ends. This double-seal design helps retain lubrication and prevents dust and debris from entering the bearing, making it well-suited for workshop, CNC, and automation environments.\u003c\/p\u003e\n\u003ch4\u003eQ: How many bearings are included in this listing?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes \u003cstrong\u003e2 pieces\u003c\/strong\u003e of the LMH20LUU extended oval flange linear ball bearing per lot, offering great value for projects that require matched pairs of bearings.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the difference between LMH20L and LMH20LUU?\u003c\/h4\u003e\n\u003cp\u003eA: LMH20L refers to the extended (long) version of the 20mm oval flange linear bearing. LMH20LUU is the same extended bearing but with double rubber seals (UU) on both ends for added protection against contaminants and better lubricant retention.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What shaft size is the LMH20LUU linear ball bearing compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The Kande Bearings LMH20LUU is designed for use with 20mm diameter linear shafts and rails. Always ensure your shaft is within the manufacturer's tolerance range for a smooth and precise fit.\"}}, {\"@type\": \"Question\", \"name\": \"What does the \\\"UU\\\" designation mean on the LMH20LUU bearing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The \\\"UU\\\" designation indicates that the bearing is double-sealed on both ends. This double-seal design helps retain lubrication and prevents dust and debris from entering the bearing, making it well-suited for workshop, CNC, and automation environments.\"}}, {\"@type\": \"Question\", \"name\": \"How many bearings are included in this listing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing includes 2 pieces of the LMH20LUU extended oval flange linear ball bearing per lot, offering great value for projects that require matched pairs of bearings.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between LMH20L and LMH20LUU?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"LMH20L refers to the extended (long) version of the 20mm oval flange linear bearing. LMH20LUU is the same extended bearing but with double rubber seals (UU) on both ends for added protection against contaminants and better lubricant retention.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"LMH20LUU Oval Flange Linear Ball Bearing 20mm – 2 Pcs\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/lmh20luu-extended-oval-flange-linear-ball-bearing-20mm-2pcs\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606339952806,"sku":"32864597603-Default Title","price":51.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/He99360f1618e4d3a960883ea934e7ddbt.webp?v=1791728926"},{"product_id":"sch-aluminum-alloy-stop-collar-clamp-sbr12-sbr16-linear-rail","title":"SCH Aluminum Stop Collar Clamp for SBR12 SBR16 Linear Rails","description":"\n\u003ch2\u003eSCH Aluminum Alloy Fixed Ring Stop Collar for SBR12 \u0026amp; SBR16 Linear Rails\u003c\/h2\u003e\n\u003cp\u003eUpgrade your linear motion system with the \u003cstrong\u003eSCH Large-Opening Fixed Ring Stop Collar\u003c\/strong\u003e — a precision-engineered shaft clamp designed specifically for \u003cstrong\u003eSBR12 and SBR16 round linear guide rails\u003c\/strong\u003e. Machined from high-quality aluminum alloy with an anodized surface finish, this stop collar delivers reliable positioning, exceptional rigidity, and long-lasting corrosion resistance in demanding applications.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're building a CNC machine, 3D printer, laser engraver, or any other linear motion assembly, this collar provides a secure, fixed anchor point to prevent unwanted shaft movement and ensure precise repeatability.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible with SBR12 \u0026amp; SBR16 Rails\u003c\/strong\u003e — Drop-in fit for standard SBR round linear guide systems\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLarge Opening Design\u003c\/strong\u003e — Easy installation and removal without full disassembly of your rail setup\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAluminum Alloy Construction\u003c\/strong\u003e — Lightweight yet strong, with excellent load-bearing capacity\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnodized Surface Finish\u003c\/strong\u003e — Enhanced corrosion resistance and a clean, professional appearance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel: SCH\u003c\/strong\u003e — Precision-machined for consistent fit and reliable shaft positioning\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable\u003c\/strong\u003e — Available in custom configurations to suit specific project requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKANDE BEARINGS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSCH\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSurface Treatment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnodized\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSBR12, SBR16 Linear Rails\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCustomized\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat Is It Used For?\u003c\/h3\u003e\n\u003cp\u003eStop collars are essential components in linear motion systems. They act as \u003cstrong\u003emechanical stops or positioners\u003c\/strong\u003e on guide shafts — preventing bearing blocks or carriages from sliding off the rail ends, and locking components in precise positions. The large-opening SCH design makes it especially convenient for retrofit installations and quick adjustments.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories – Anti-Loosening Replacement Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Which rail sizes is the SCH stop collar compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The SCH fixed ring stop collar is specifically designed for \u003cstrong\u003eSBR12 and SBR16 round linear guide rails\u003c\/strong\u003e. Always verify your shaft diameter before ordering to ensure a proper fit.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the benefit of the anodized surface on this aluminum stop collar?\u003c\/h4\u003e\n\u003cp\u003eA: The anodized surface treatment adds a hard, protective oxide layer to the aluminum alloy body, significantly improving \u003cstrong\u003ecorrosion resistance, wear resistance, and surface hardness\u003c\/strong\u003e — while also giving the collar a clean, uniform appearance suitable for professional builds.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this stop collar be customized for non-standard applications?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The SCH collar supports customization, making it adaptable for specific project requirements beyond standard SBR rail setups. Contact us with your specifications for custom orders.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the large-opening design easy to install?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The large-opening design allows you to \u003cstrong\u003einstall or reposition the clamp without fully disassembling your rail system\u003c\/strong\u003e, saving time during setup, maintenance, and adjustments.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which rail sizes is the SCH stop collar compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The SCH fixed ring stop collar is specifically designed for SBR12 and SBR16 round linear guide rails. Always verify your shaft diameter before ordering to ensure a proper fit.\"}}, {\"@type\": \"Question\", \"name\": \"What is the benefit of the anodized surface on this aluminum stop collar?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The anodized surface treatment adds a hard, protective oxide layer to the aluminum alloy body, significantly improving corrosion resistance, wear resistance, and surface hardness — while also giving the collar a clean, uniform appearance suitable for professional builds.\"}}, {\"@type\": \"Question\", \"name\": \"Can this stop collar be customized for non-standard applications?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The SCH collar supports customization, making it adaptable for specific project requirements beyond standard SBR rail setups. 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