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Linear Rail Adapter (MGN12H) for Micro Swiss Direct Drive for Ender 5 using CoreXY Belts

This is a printed adapter to mount the Micro Swiss Direct Drive for Ender 5 on a MGN12H carriage using the CoreXY belts.
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updated March 30, 2025

Description

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This is a printed adapter to mount the Micro Swiss Direct Drive Extruder for Ender 5 on a MGN12h linear rail carriage that utilizes the CoreXY belt configuration on the Mercury One.1, Voron 2.4r2 and maybe others.  When doing the build, you have to rotate the X axis extrusion has the linear rail in the side, not the top

If you are looking for an adapter using the stock X belt config, check here:

  • https://www.printables.com/model/284758-linear-rail-adapter-mgn12h-for-micro-swiss-direct-

The Micro Swiss Direct Drive Extruder for Ender 5 can be used on a Ender 5, Ender 5 Pro or Ender 5 Plus

Recommended Print Settings: 

  • Use a stronger material: ABS, ASA, PC, PCCF (no Nylon)
  • First layer height 0.25mm
  • Layer height: 0.2mm
  • Extrusion width: 0.4mm, forced
  • Infill percentage: 40%
  • Infill type: Adaptive Cubic, grid, gyroid, honeycomb, triangle, or cubic
  • Wall count: 4
  • Solid top/bottom layers: 5
  • Supports: YES (minimal) - Open the .3MF file to see the use of supports

Screws you will need:

  • (4) M3x8 socket head screws to attach the adapter to MGN12H carriage
  • (4) M3x10 socket head screws, (4) M3 washers, (4) M3 Nyloc nuts to attach the belts in the belt clips
  • (2) M5x10 screws and (2) M5 washers to attach the adapter to the extruder plate ( top holes )
  • (1) M5x18 screw, (1) M5 washer and (1) M5 Nyloc nut to attach the adapter to the extruder plate (bottom hole)

Many thanks to Print2Win for providing the assembly of the MSDD that enabled this adapter to be created

Step and STL files added 

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Model origin

The author remixed this model.

Differences of the remix compared to the original

Corexy

License