Bontrager cadence sensor band replacement
prusaprinters
Problem: The silicon band for the Duotrap S cadence sensor that is attached to the pedal crank of my road bike broke.Solution: I have TPU, why not give it a try? The replacement part has worked really well for me so far.The first version of this model does not attempt to replicate all the details (which probably means it's not aero… but I'll let this one slide). If your crank arm is wider, feel free to ask me for another adjusted version.If you've lost the whole thing and don't have the right magnet, you can probably take any small random neodymium magnet (up to 8 diameter, and 3 mm thickness) and tape or glue it in.Print settings (tested, but not limited to):TPU 94a (UV resistant)0.15 mm layers (structural IS)Gyroid infill for better flexibility in all directionFor those who are curious, the original part looks like this:
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