20/26 X4.0 Fat Bike Front Hub Motor Wheels 48V 500W 1000W Ebike Conversion Kit
5.1 x Thumb / Twist Throttle. Thumb throttle (default). Thumb throttle with on/off switch (default). 1.1 x Fatbike Motorized Front Wheel. 40 48V500W. 40 30H 48V1000W. There are 2 options when you choose set with display.