Coupler/Hub for 3mm shaft - M3 screw
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Coupler/Hub for 3mm shaft - M3 screw

2 x shaft coupler - 3mm shaft - M3 screws

€6.61 (tax incl.) €5.46 (tax excl.)
Tax included
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The shaft hub are universal coupler made with aluminium. With them, you can place wheel on 3mm shaft or mount other items on a shaft.

Each couple does 4 holes with M3 thread.


  • Size: 17.5mm
  • Height: 5mm
  • Weight: 2.8gr (each)
  • Shaft diameter: 3mm
  • Screw size: M3


  • 2 x aluminium coupler (also named shaft hub)
  • 2 x M3 screw
  • 1 x 1.5mm (to fix the coupler on M3 shaft)
  • 1 x 1.5mm Allen
Data sheet
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