High Power 72V 3000W MTX39 Rear Wheel Ebike Conversion Kit 60A Controller

High Power Ebike 60V/72V 3000W 60A MTX39 Rear Wheel Conversion Kits 24", 26", 27.5", 29" Features of the Product: ①　60/72V 3000W Rear Wheel (single speed free wheel) with 135mm dropout Strong MTX39 Wheel: 24", 26", 27.5", 29" Without Tire and Tube ②　15 MOSFET 48-72V 60ASine wave sabvoton Controller ③　48V, 60V, 72V Full Color UKC1 Display  ④　4-piston Hydraulic Disc Brake or Brake Sensor ⑤　Twist Throttle ⑥　Pedelec Assistant Sensor/8 Magnetic PAS ⑦　Torque Arm This kit include all you need to convert a bike to an E-bike except the battery ! (We also supply battery, please kindly check our battery category.) Specification: 60V/72V 3000W Brushless Gearless Hub Motor|Rear Wheel-Single Speed Freewheel (Without Tire and tube), with dual hall sensor (one for spare use) 15 MOSFET 48-72V 60A 3000W Sine Wave Controller Single Speed Freewheel. Certificates: CE, EN60335-1:2012+A112014 High Motor Efficiency: >85% Max Torque: 80.3 N.M. RPM: About 640r/m Hub dropout width: 135mm rear hub motor (Sin