L-faster DIY Customized 28T sprocket Chain Drive 36V 350w Electric Mountain Adult Bicycle Brushed Motor Conversion Kit With Throttle

Aluminium. You can use this kit to convert an ordinary bicycle into an electric bicycle. Install video link url. Please note: This item is for the bike that use44mm brake rotor, and you need to change the brake rotor to our customized sprocket, please confirm this before order, thanks a lot. The twistkit includes: 1.1x 24V/36V350W brushmotor with freewheel. 2.1x Chain. 3.1x Customized sprocket. 4.1x Motorcontroller. 5.1x Mounting plate bolts. 6.1x Twist throttle with battery indicator key switch). The thumb kit includes: 1.1x 24V/36V350W brushmotor with freewheel. 2.1x Chain. 3.1x Customized sprocket. 4.1x Motorcontroller. 5.1x Mounting plate bolts. 6.1x Wuxing thumb throttle(with battery indicator switch button). Motor with freewheel sprocket: with this freewheel, when you pedal withoutmotor power, the motor will not rotate, so reduceresistance). Controller: Customized sprocket for 44mm brake rotor: Twist throttle with battery indicator key switch): Can show yourbattery presentvoltage