OSAT Bike Chain Guard

Bike chain guard made with PLA and a pop bottle.

3D printer parts and enhancements

    Creative Commons Public Domain Dedication

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    The OSAT piece is a universal chain guard for a bicycle.
    It improves the safety of a bike for people who may not have access to a new bike or chain guard and is attached simply by string or a zip tie.

    Materials and methods

    Print Instructions:
    For all printed components

    Material: PLA
    Layer Height: 0.2mm
    Shell Thickness: 0.8mm
    Fill Density: 15%
    Print Speed: 70 mm/s
    Printing Temperature: 210 C
    No supports necessary.
    Total Printing Time: 1 hr 45 mins
    Assembly time: >5 min

    Assembly Instructions:
    1 Cut a section of " by " from the 2 Liter bottle
    2 Glue the bottle in the seam of the 3d printed part see image below
    3 Use string or zip tie to attach to bike

    Cost Comparison:
    Total: $0.39-$0.42
    Commercial: $24.28 [24 in Guard]




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    1d689813ec2438ee0ecfd2a479396d14?default=blank&size=40amknoest published this design ago