Two Pack 400mm HGR20 Linear Guide Rails With Four Bearing Blocks And One 400mm SFU1204 Ball Screw Kit With Metal Deflector Nut For Smooth Precise Motion In CNC Projects

Two-Pack 400mm HGR20 Linear Guide Kit with SFU1204
✔️ Includes 2x 400mm HGR20 rails, 4x HGH20CA blocks, 1x SFU1204 kit

These complete linear guide kits deliver smooth, precise motion for CNC routers, milling rigs, 3D printers, and automation projects. The package includes two 400mm HGR20 rails, four HGH20CA blocks, and one 400mm SFU1204 ballscrew kit with end-machined screw, BK10/BF10 nut housing, ball nut housing, and a metal deflector nut to reduce backlash.

✅ 2 x 400mm HGR20 rails with 4 HGH20CA bearing blocks
✅ 1 x SFU1204 ballscrew kit (400mm) with end machined screw, BK10/BF10, ball nut housing, and coupler
✅ Metal deflector nut included for smooth, precise motion
✅ High-precision rails with sealed ball bearings for reliable CNC motion
✅ Mounting hardware and standard hole patterns for quick setup

💡 What is a linear guide rail and ball screw kit used for in CNC setups? It's a handy system for precise motion control and repeatable positioning across CNC routers, mills, and 3D printers. - precise straight-line motion for reliable machining - converts rotary motion to linear with a high-efficiency ball screw - easy alignment and mounting with standard hole patterns - low maintenance with sealed bearings and robust components