
MGN12H Linear Guide Rail 600mm with Slider Block
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Prices updated: 13 Oct 2026
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About this product
A 600 mm linear guide rail with an MGN12H slider block, using a stainless steel rail and ball-bearing carriage for smooth, precise linear motion. It is used on 3D printer axes and CNC machines to improve rigidity and positioning accuracy compared with plain rods.
Specifications
- Model
- MGN12H
- Rail length
- 600 mm
- Rail size
- MGN12 (12 mm)
- Material
- Stainless steel
- Motion type
- Linear, ball-bearing carriage
Frequently asked questions
What size mounting does this rail need?
It is an MGN12 size rail with an MGN12H block. Check that your frame and mounting holes match 12 mm rails before installing it on a 3D printer or CNC axis.
How should I maintain the rail?
Keep the rail clean and free of dust and metal debris, and lubricate the carriage as the manufacturer recommends. Dirt in the bearings reduces smoothness and accuracy.





