
MGN12H Linear Guide Carriage, MGN Series 12 mm Rail
Part number: MGN12H3D Printer & CNC Parts
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Prices updated: 13 Oct 2026
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About this product
MGN12H linear guide carriage from the MGN miniature linear guide series, designed to run on 12 mm MGN rails. The H suffix denotes the long carriage type. It provides smooth linear motion on 3D printer and CNC axes.
Specifications
- Series
- MGN (miniature linear guide)
- Rail size
- 12 mm
- Carriage type
- H (long)
Frequently asked questions
Which rail does the MGN12H need?
It is designed for 12 mm MGN12 rails. Match the rail size and series before assembling the axis.
How is the H carriage different from the C type?
The H suffix is the long carriage, while C is the shorter carriage. The longer H carriage generally provides more load capacity and stability on the same rail.





