Tricycle Part, Drive Rear Axle, Brushless Motor Controller manufacturer / supplier in China, offering Electric Tricycle High and Low Speed Rear Axle Shift Line Booster Wire, 1: 41low Speed Heavy Duty 4t Electric Truck Double Drive Rear Axles with 5kw Pmsm Motor Controller Oil Brake Drum Conversion Kit, 1: 41 7.5kw Pmsm Double Rear Axles Complete Set 6 Tons Electronic Component Accessories of Electric Tricycle Made in China and so on.