Two Pcs 20x1200mm Linear Shaft Optical Axis Kit With Four SK20 Linear Rail Supports And Four SCS20UU Slide Blocks For CNC Machines Pro Grade Linear Motion Parts Kit For Smooth Precise CNC Builds

Two-Piece 20x1200mm Linear Shaft Optical Axis Kit for CNC
✔️ Includes SK20 rail supports and SCS20UU blocks for precise motion

This two-piece linear motion kit brings a robust, straight-line guide system to CNC machines, automation rigs, laser cutters, and robotics projects. It uses a 20x1200mm optical axis made from carbon steel for high load capacity and long life, with end supports designed for quick mounting without soldering.

✅ 20 mm diameter x 1200 mm length carbon steel optical axis; rust-resistant
✅ SK20 rail supports provide solid mounting and load handling
✅ SCS20UU slide blocks offer smooth, low-friction movement
✅ End supports ensure precise alignment without extra soldering
✅ Suitable for CNC machines, automation lines, robotics, and large equipment

💡 What is a linear motion kit used for in CNC and automation projects?

This handy setup helps guide precise motion across long rails. - precise linear guidance for CNC routers, 3D printers, automated rigs - improves repeatability and reduces deflection under load - simple installation with SK20/SCS20UU components - ideal for upgrading existing machines or building new automation lines