36V 48V 250W 350W 500W E-bicycle Rear Cassette Motor Wheel Conversion Kit

Rear Cassette Gear Motor Conversion Kit with 16 20 24 26 27.5 28 29 Inch 700c Wheel Use for 142mm Fork Size of Ebike Frame. 250W 350W 500W Rear Cassette Motor and 16/20/24/26/27.5/28/29inch 700c Wheel.

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