General description Our 4pcs SBR10UU carriage block bearings are designed for optimal performance, ensuring smooth and precise movement along the SBR10 linear support rail in your CNC router. Made from high-quality materials, these bearings provide exceptional durability, making them ideal for heavy-duty applications in CNC routing. They are user-friendly and easy to install, allowing you to quickly enhance the functionality of your SBR10 linear support rail setup. Designed specifically for SBR10 linear support rails, these bearings are perfect for various CNC router projects, providing reliable support and stability. With 4pcs included in each set, our SBR10UU carriage block bearings offer a cost-effective solution for upgrading your CNC router's performance. Technical specifications Material: Metal Package Contents: 4 * SBR10UU carriage block bearings Measurement allowed error: +/- 1-3cm