{"product_id":"sbr12uu-open-bearing-block-4pcs-12mm-cnc-linear-guide-slide","title":"SBR12UU Open Bearing Block 4pcs – 12mm CNC Linear Guide Slide","description":"\n\u003ch2\u003eKande Bearings SBR12UU Open Bearing Block – 4-Piece Set for 12mm Linear Guide Rails\u003c\/h2\u003e\n\u003cp\u003eUpgrade your CNC machine, 3D printer, or linear motion system with these precision-engineered \u003cstrong\u003eSBR12UU Open Bearing Blocks\u003c\/strong\u003e from Kande Bearings. This 4-piece set is designed for smooth, accurate sliding motion along 12mm SBR12 linear guide rails, making them an essential component for DIY CNC builds, router tables, laser cutters, and other precision machinery.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e SBR12UU (also compatible with SME12UU)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 12mm SBR12 linear guide rails\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-quality bearing steel for durability and long service life\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOpen design:\u003c\/strong\u003e Allows easy installation and removal from the rail without complete disassembly\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertified:\u003c\/strong\u003e RoHS compliant – free from high-concern chemicals\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack quantity:\u003c\/strong\u003e 4 bearing blocks per set\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kande Bearings – a trusted name in CNC and linear motion components\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose SBR12UU Bearing Blocks?\u003c\/h3\u003e\n\u003cp\u003eThe SBR12UU open bearing block features a robust bearing steel construction that ensures consistent, low-friction travel along your linear guide. The open-type design simplifies mounting and replacement, saving you valuable workshop time. Whether you're building a new CNC axis or replacing worn components, this 4-pack gives you everything you need to equip a standard two-axis setup.\u003c\/p\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC router and milling machine X\/Y\/Z axes\u003c\/li\u003e\n  \u003cli\u003e3D printer linear motion systems\u003c\/li\u003e\n  \u003cli\u003eLaser engraver guide assemblies\u003c\/li\u003e\n  \u003cli\u003eDIY automation and robotics platforms\u003c\/li\u003e\n  \u003cli\u003eLinear actuator and slide table builds\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=\"text-align:left; padding:8px; border:1px solid #ddd;\"\u003eSpecification\u003c\/th\u003e\n    \u003cth style=\"text-align:left; padding:8px; border:1px solid #ddd;\"\u003eDetail\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;\"\u003eKande Bearings\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eModel Number\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eSBR12UU\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eType\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eOpen Bearing Block\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eRail Diameter\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e12mm\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;\"\u003eBearing Steel\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eQuantity per Pack\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;\"\u003eCertification\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eRoHS\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\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 Mainland China\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Actual product color may vary slightly from images due to differences in lighting and screen calibration.\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\/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\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\/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 rail size are these SBR12UU bearing blocks compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: These SBR12UU open bearing blocks are specifically designed for 12mm diameter SBR12 linear guide rails. They are also compatible with SME12UU \/ SME12 rail systems of the same diameter, making them versatile for a wide range of CNC and linear motion builds.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these bearing blocks suitable for CNC router projects?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The SBR12UU open bearing block is one of the most widely used components in DIY and professional CNC router, laser engraver, and 3D printer builds. The bearing steel construction ensures smooth, precise travel along the linear rail, supporting consistent performance in demanding machining applications.\u003c\/p\u003e\n\u003ch4\u003eQ: How many bearing blocks are included in one order?\u003c\/h4\u003e\n\u003cp\u003eA: Each order includes 4 pieces of SBR12UU open bearing blocks, which is typically enough to equip a full two-axis linear guide system (2 blocks per axis).\u003c\/p\u003e\n\u003ch4\u003eQ: Are these RoHS certified?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. These Kande Bearings SBR12UU blocks are RoHS certified, meaning they are compliant with restrictions on hazardous substances and contain no high-concern chemicals.\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 SBR12UU bearing blocks compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These SBR12UU open bearing blocks are specifically designed for 12mm diameter SBR12 linear guide rails. They are also compatible with SME12UU \/ SME12 rail systems of the same diameter, making them versatile for a wide range of CNC and linear motion builds.\"}}, {\"@type\": \"Question\", \"name\": \"Are these bearing blocks suitable for CNC router projects?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. 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These Kande Bearings SBR12UU blocks are RoHS certified, meaning they are compliant with restrictions on hazardous substances and contain no high-concern chemicals.\"}}]}\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\": \"SBR12UU Open Bearing Block 4pcs – 12mm CNC Linear Guide Slide\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/sbr12uu-open-bearing-block-4pcs-12mm-cnc-linear-guide-slide\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"Default Title","offer_id":57606479347878,"sku":"32871063383-Default Title","price":111.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/S0c774855e57a4e36a9f2990f662134ef8.webp?v=1791729344","url":"https:\/\/richiesmart.com\/products\/sbr12uu-open-bearing-block-4pcs-12mm-cnc-linear-guide-slide","provider":"Richie's","version":"1.0","type":"link"}