Two Pack SBR20UU 20mm Linear Motion Slider Block With Graphite Copper Sleeve For 20mm Linear Guide Rail, Aluminum CNC Router Parts, Self Lubricating, High Temperature Resistant, Wear Resistant, Ideal CNC Router Replacement

Two-Pack SBR20UU 20mm Linear Slider Block with Copper Sleeve
✔️ 2x SBR20UU bearing blocks with graphite copper sleeves, 20mm bore

This two-pack comprises SBR20UU slider blocks designed to slide on 20mm rails for CNC routers, mills, lathes, and automation systems. Made with an aluminum outer body and a built-in graphite copper sleeve, they deliver smooth, low-friction movement and long service life.

✅ 20mm bore compatible with standard SBR20 rails
✅ Built-in graphite copper sleeve for self-lubricating, wear-resistant action
✅ Aluminum alloy housing for lightweight strength
✅ Pack includes 2 slider blocks for immediate replacement

💡 What is a pillow block bearing used for in CNC linear guide setups? This handy device supports moving parts along a guide rail with low friction and stable alignment. - pillow block bearing for CNC linear guides with graphite sleeve - handy for quick upgrades to existing CNC router, mill, or lathe systems - works with 20mm SBR rails and similar profiles for reliable precision - great choice for DIY automation and light industrial projects