DIY Bike and Trike Plans



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  1. Affordable Handcycle Build

    https://www.facebook.com/abilitv/med...7441645&type=3

    The photos showing the 3D Model feature:

    1st design: 4 Wheel DUAL SEPARATE 21 speed drives. Using the back ends of 2 same bikes.

    Problem with this: Keeping the shifting in sync.

    Possible solution: Dual drive differential rear axle used by racing trikes or one to allow me to put on a 9 (21) speed cassette.

    I have an idea that could work I ...