1000mm SBR20 Linear Rails Kit With 2 Rails And 4 SBR20UU Bearing Blocks 16 M6x12 Screws And 2 Locking Handles Beefy Heavy Duty CNC Linear Motion Guide Rails With Ball Bearings For Precision Milling 3D Printing Or DIY CNC Projects

1000mm SBR20 Linear Rails Kit: 2 Rails, 4 Blocks
✔️ 2x 1000mm rails, 4x SBR20UU blocks, 2x locking handles, M6x12 screws

These heavy-duty CNC linear rails set delivers smooth, accurate motion for milling machines, 3D printers, or DIY CNC rigs. It includes two 1000mm rails, four bearing blocks, two locking handles, and sixteen M6x12 screws. Rails are carbon steel with chrome plating; bearing blocks are made of bearing steel in an aluminum housing.

✅ 2x 1000mm rails
✅ 4x SBR20UU bearing blocks
✅ 2x locking handles for preload adjustment
✅ 16x M6x12 screws
✅ Rails are carbon steel with chrome plating; blocks are bearing steel in aluminum housing
✅ Smooth, silent operation with anti-rust, high-hardness durability

💡 What is a pillow block bearing used for in a CNC linear guide system with 20mm rails?

These blocks support and guide motion along a 20mm rail to keep tooling aligned. - pillow block bearing aligns and guides movement on 20mm rails in CNC systems - provides preload adjustment through locking handles for stable positioning - supports multiple block styles to optimize wear and lubrication - compatible with SBR20 rail kits for precision milling and 3D printing✝️