2000w 48/52v MTX kit

Parts Including in this kit:
1. 2000W  Brushless Gearless cassette Rear Hub Motor Wheel (without tire and tube)
(with cassette 7-speed freewheel. Reinforced MTX39 double-layer aluminum alloy rim,12G reinforced black spokes)
2. 48V/52V/60V/72V 45A 3-mode sine wave controller (support both hall sensor motor and non hall sensor motor)
3. 36V/48V/52V/60V/72v sw900 display 
4. Full Bar Twist Throttle
5. 2 pcs Brake Levers (Left + Right) with electric brake function. 
6. PAS Pedal Sensor
7. Controller Bag

Motor Specification:
1) High Motor Efficiency: max 88% (Save Power)
2) Torque: max torque 50 N.m.
3) RPM: max 550
4) Max Speed: 58-60km/h (different road&weather condition and rider's weight will have different speed)
5) Hub Width (Frame dropout requirement for 7-speed): 135mm rear thread-on hub motor
6) Support standard 6-hole type disc brake
7) Rear Wheel with Shimano 7-speed Cassette freewheel

Controller Specification:
1) 48V/52V/60V/72V 45A 15 MOSFET 3-mode Sine Wave Controller
2) Rated Voltage: DC48-72V universal
3) Rated Current: 22A
4) Max Current: 45 +/- 1A
5) Rated Power: 48V 1056W/ 52V 1144W/ 60V 1320W/ 72V 1584W
6) Peak Power: 48V 2160W/ 52V 2340W/ 60V 2700W/ 72V 3240W
7) Speed set: 1-4.2V
8) Brake Input: Low Level
9) Low Voltage Protection: DC40V/43V/49V/60V +/- 0.5V
8) Compatible with our LCD Display or without Display (need to plug LCD jumper connector)
9) Size: 212x86.5x48.5mm
10) Weight: 0.61kg