... e-bike motor: 1.electric bike hub motor,high powerfull 2.high efficiency, low nosie electric bicycle brushless dc motor,electric bike hub motor,e-bike ... Weight: 6kgs Motor Diameter: 240mm Hall Sensor Quantity: 3pcs Max. Speed: 420RPM (40km/h)Max. Torque: 30N.M Magnet Body Size: ... 5-Speed , 6-Speed Available Wheel Size: 16", 18", 20" electric bicycle brushless dc motor,electric bike hub motor,e ...