Duo Pack 6mm By 400mm Linear Motion Rods With End Hollow Shafts And M3 Screws For 3D Printers And CNC Machines, 3mm Inner Hole, Ideal For Smooth, Precise Guided Movement

Dual 6mm x 400mm Linear Motion Rods with Hollow End Shafts
✔️ Two 6mm dia, 400mm long rods; inner hole 3mm, M3 screws

These precision linear rods provide straight, low-friction guidance for X, Y, and Z axes in CNC machines and 3D printers, ideal for ensuring smooth, accurate movements.

✅ Rod diameter: 6 mm
✅ Inner hole diameter: 3 mm
✅ Rod length: 400 mm
✅ End hollow shafts for easy mounting
✅ Screw size: M3
✅ Pack: duo pack (2 rods)

💡 What is a 6mm x 400mm linear motion rod used for in 3D printers and CNC machines?

This handy guide rail helps keep moving parts aligned on straight axes.

- 6 mm diameter shaft provides rigidity for precise travel - 400 mm length fits typical printer and CNC axis spans - Hollow end shafts simplify mounting and alignment - M3 screws included for quick setup ✝️