Tricycle Part, Drive Rear Axle, Brushless Motor Controller manufacturer / supplier in China, offering 70cm 800W Electric Tricycle 1: 28 Electronic Brake Rear Axle Controller Kit Low-Speed Modified Heavy-Duty Engineering Dump Truck, 65cm 800W Electric Tricycle 1: 28 Electronic Brake Rear Axle Controller Kit Low-Speed Modified Heavy-Duty Engineering Dump Truck, 60cm 800W Electric Tricycle 1: 28 Electronic Brake Rear Axle Controller Kit Low-Speed Modified Heavy-Duty Engineering Dump Truck and so on.