SBR12UU Open Bearing Block 4pcs – 12mm CNC Linear Guide Slide
SBR12UU Open Bearing Block 4pcs – 12mm CNC Linear Guide Slide
Details
Kande Bearings SBR12UU Open Bearing Block – 4-Piece Set for 12mm Linear Guide Rails
Upgrade your CNC machine, 3D printer, or linear motion system with these precision-engineered SBR12UU Open Bearing Blocks 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.
Key Features
- Model: SBR12UU (also compatible with SME12UU)
- Fits: 12mm SBR12 linear guide rails
- Material: High-quality bearing steel for durability and long service life
- Open design: Allows easy installation and removal from the rail without complete disassembly
- Certified: RoHS compliant – free from high-concern chemicals
- Pack quantity: 4 bearing blocks per set
- Brand: Kande Bearings – a trusted name in CNC and linear motion components
Why Choose SBR12UU Bearing Blocks?
The 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.
Typical Applications
- CNC router and milling machine X/Y/Z axes
- 3D printer linear motion systems
- Laser engraver guide assemblies
- DIY automation and robotics platforms
- Linear actuator and slide table builds
Specifications
| Specification | Detail |
|---|---|
| Brand | Kande Bearings |
| Model Number | SBR12UU |
| Type | Open Bearing Block |
| Rail Diameter | 12mm |
| Material | Bearing Steel |
| Quantity per Pack | 4 Pieces |
| Certification | RoHS |
| Country of Origin | Made in Mainland China |
Note: Actual product color may vary slightly from images due to differences in lighting and screen calibration.
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Frequently Asked Questions
Q: What rail size are these SBR12UU bearing blocks compatible with?
A: 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.
Q: Are these bearing blocks suitable for CNC router projects?
A: 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.
Q: How many bearing blocks are included in one order?
A: 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).
Q: Are these RoHS certified?
A: Yes. These Kande Bearings SBR12UU blocks are RoHS certified, meaning they are compliant with restrictions on hazardous substances and contain no high-concern chemicals.
Production & Packaging Notice
To 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.
Materials + Care
We prioritize quality in selecting the materials for our items, choosing premium fabrics and finishings that ensure durability, comfort, and timeless appeal.
Shipping + Returns
We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.