Ebike 48V Electric Bicycle Conversion Kit 20" E-Bike Rear Hub Motor Wheel 1000W Description: Quiet and Reliable Brushless Gearless Hub Motor Rear Integral Motorized Wheel (hub motor wheel) with tire and tube 20'' rear motor wheel with 7-speed freewheel Hub Width: 100mm front or 135mm rear hub motor Motor Specification: High Motor Efficiency: max 88.7% (Save Power) Torque: max torque 35 N.m. RPM: max 420 Speed: 0-40km/h Support standard 6-hole type disc brake Rear Integral Wheel Weight:8.5kg Available Wheel Tire Size: 20''x2.125 Package: 1* wheel.
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