dual freewheel rear drive adaptation of bicycle for electric drive system
Автор: Rick Alger
Загружено: 2018-01-09
Просмотров: 30309
how to add a second freewheel to a rear bicycle axle hub assembly to create a chain driven motorized electric bike.
For axle hub to buy see
https://m.aliexpress.com/item/3238252...
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