Two Pack 8x250mm Linear Motion Shaft Guides With End Hollow Steel Rods And M4 Screws For 3D Printers And CNC Machines Inner Hole 4mm High Precision Smooth Sliding Rails

Two-Pack 8x250mm Linear Motion Shafts with 4mm Bore
✔️ 2 pcs, 8x250mm shafts, 4mm hollow ends, M4 screws included

These precision-ground linear motion shafts are designed for smooth, accurate sliding in CNC machines, 3D printers, and automation setups. They work with pillow blocks and linear guides to create reliable, low-friction motion for your projects.

✅ 8 mm diameter, 250 mm length per shaft
✅ End hollow bore allows mounting with a 4 mm inner hole
✅ Pack of 2 shafts for dual-axis builds
✅ Includes M4 hex screws for quick, secure mounting

💡 What is a linear motion shaft used for in CNC machines and 3D printers?

These shafts are handy basics for guiding moving parts with precision.

• Low-friction surfaces promote smooth, repeatable movement
• Works with standard linear guides and pillow blocks
• Durable steel construction withstands repetitive motion
• Widely used in CNC, 3D printing, and automation projects