Installing a 80cc jackshaft on my bike what bottom bracket tool do I need?

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  • D50
    Lv 6
    1 month ago

    It's hard to see from your picture, but a regular 22mm crank puller seems the likeliest choice to remove the crank arm. Any bike shop should have them for about $15. I hope you're not planning to have the motor directly spin the pedals. That seems like a shortcut to the ER.

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