Dope Smooth SBR Linear Ball Bearing Block Kit For 12mm To 40mm Linear Guide Rails Ideal For Routers And CNC Machines Fits SBR10UU SBR12UU SBR16UU SBR20UU SBR25UU SBR35UU And SBR40UU LUU Systems

Smooth SBR Linear Bearing Block Kit for 12-40mm Rails
✔️ Fits SBR10UU through SBR40UU LUU blocks; 1 piece per kit

This linear bearing block kit is designed to ride along precision guide rails for routers, CNC machines, 3D printers, and automation setups. It supports 12mm to 40mm rails in LUU configurations for consistent alignment and smooth motion.

✅ Model numbers: SBR10UU, SBR12UU, SBR16UU, SBR20UU, SBR25UU, SBR30UU, SBR35UU, SBR40UU LUU
✅ Guide width/diameter options: 10-40 mm
✅ Pack: 1 piece per kit
✅ Built for stable, low-friction linear travel along compatible rails

💡 What is a pillow block bearing used for in CNC and linear motion systems?

It provides sturdy shaft support and keeps guides aligned for smooth operation.

✅ handy for DIY CNC routers and linear motion projects
✅ ensures reliable shaft support on 12-40 mm rails
✅ reduces vibration and wear on moving parts
✅ works with SBR-based LUU blocks for modular builds