70 - 120kph speed 48v - 72v 5000w Electric bicycle conversion kit

Specifications:

Speed: 100kph max speed
Loading: 350kgs max.
Colors: black or white color
Two years warranty

Description:

48v-72v 5000w electric bike conversion kit 
Voltage:48V-72V           
Rated Power:5000w  

Peak Power: 7000w
speed: 850rpm/min, and we also can do the 500-1000 rpm/min if you want, 6kv-11.5kv
Rear motor drop out :155mm for mounting disc brake and single freewheel 16tooth.

Magnet : 50MM, the aluminum alloy rotor.

Package content :

1x 5000w DC motor with double hall sensor (147mm open size, suitable for the  bicycle disc brake and single 16tooth freewheel for bicycle chain. )                                                              
1x Aluminum alloy wide motorcycle rims spoke (10g spokes . rim size: 17\" 18\" 19\" 21\" for optional and 20-28\" MTX sunrigle bicycle rims for choosing  )                                                             
1x Intelligent sinewave programmable controller 72v . 80A .24 mosfets, max voltage is 95volts.                   1x Throttle (with three level button for adjust speed )                                           
1x Electric Brake(for both side power off)                                                                          
1x Single freewheel 16tooth for bicycle