Electric Bike Motor, Electric Hub Motor, Electric Bike Conversion Kit manufacturer / supplier in China, offering Brand New 1000W 48V Gearless Rear Drive Conversion Kit for Electric Mountainbike, Popular High Power 36V 250W 30kmh Ebike Conversion Kit with Geared Motor, Durable Waterproof 26" 36V 250W Electric Bicycle Conversion Kit with Hub Motor and so on.