2 Pcs Linear Motion Rods 4mm OD 300mm Length Steel Rod Shafts For CNC And 3D Printer Guides, Smooth Precision Shafts For Accurate Linear Movement And Durable Mill Grade Steel

Two-Pack 4mm OD 300mm Steel Linear Motion Rods for CNC
✔️ 4 mm OD x 300 mm length, carbon steel, high-strength rod

These steel linear motion rods guide straight-line movement along a single axis in motion systems. They are commonly used in CNC machines, 3D printers, engraving devices, and automated equipment to ensure accurate and durable travel.

✅ OD: 4 mm (0.16 in)
✅ Length: 300 mm (11.81 in)
✅ Material: C45 carbon steel
✅ Pack size: 2 pcs
✅ Finish: silver

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

This handy shaft guides straight-line motion along a single axis, helping ensure accuracy.

- Guides straight travel with minimal resistance

- Made from carbon steel for strength and wear resistance

- Common in CNC machines, 3D printers, engraving devices

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