Two Pack 6mm By 300mm Linear Motion Rods, Chrome Plated Case Hardened Steel Rail Shafts For 3D Printers And CNC Machines, High Precision, Ultra Smooth Sliding, 58-64 HRC

Two-Pack 6mm x 300mm linear motion rods for machines
✔️ Two-pack 6mm x 300mm chrome-plated C45 steel rods, 58-64 HRC

These chrome-plated, case-hardened steel rods provide smooth, straight movement as guide shafts for linear bearings. They’re commonly used in automation, robotics, machine tools, and 3D printing.

✅ 6 mm diameter, 300 mm length motion guide rod
✅ Chrome-plated C45 carbon steel for durability and corrosion resistance
✅ Straightness below 0.1/1000 mm; hardness 58-64 HRC
✅ Use with linear support blocks and enclosed sliders
✅ Suitable for 3D printers, CNC machines, robotics, automation

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

These guide rods act as the precise, low-friction path for moving parts. - Used as a support shaft for linear bearings and sliders
- Enables smooth, accurate travel under load
- Compatible with standard support blocks and enclosed sliders
- Common in automation, robotics, and manufacturing setups
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