Set Of 2 20mm SBR20 LUU Linear Bearing Blocks Long Slide Pillow Blocks For 20mm Linear Guide Rail Aluminum CNC Router Parts Heavy Duty Smooth Motion Performance

Set of 2 20mm SBR20 LUU Linear Bearing Blocks for CNC
✔️ 20mm bore, aluminum alloy body, 2pcs included, smooth glide

The long slide blocks are designed to ride on SBR20 rails, delivering sturdy, precise motion for CNC routers, mills, and other automated setups. They serve as moving carriages that keep components aligned and support heavy loads along a 20mm linear guide.

✅ Fits SBR20 20mm linear guide rail, includes 2 blocks
✅ Aluminum alloy housing with bearing steel inserts for durability
✅ Built-in precision bearing offers smooth, low-friction travel
✅ Standardized machining ensures accurate rail positioning

💡 What is a pillow block bearing used for with linear guide rails?

It acts as a housing for a bearing, letting a moving carriage glide smoothly along the rail with stable support.

• pillow block bearing function in CNC and automation
• installation and alignment on SBR rails
• low friction, long service life for machinery