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Chain keeper

Chain keeper built that uses a cassette cog to hold the chain


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The sheer quantity of chain keepers on GCN


This is essentially a cassette spline that you can mount into your bike when the wheel is removed to allow the chain to continue to move. Can be useful if you're working/cleaning the chain without the wheel in.

Materials and methods

Print all components slide them onto a 6mm bolt in the following order:

- Washer
- Dropout
- Axle
- Cog holder
- Axle stop
- Nut or wingnut



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A7a37a9d58631f34b43c5f4e28cecdb4?default=blank&size=40EduardoTS added this to the Bici collection ago
Mini gopr0215Phil Garner published this design ago