Powerful 3000w Electric Bikes Conversion Kits With 7s Freewheel

70 -120kph speed 48v -72v 3000w Electric bike kit 150mm drop out with 7s freewheel

Specifications:

Speed: 80kph at 72v, 10KV rpm.
Loading: 250kgs max.
Colors: black or white color, white color MOQ is 10 pcs.
Two years warranty

Description:

48v-72v 3000w electric bike conversion kit 
Voltage:48V-72V           
Rated Power:3000w  Peak Power: 5000w
speed: 700rpm/min, and we also can do the 500-1000 rpm/min if you want, 6kv-11.5kv
Rear motor drop out :150mm for mounting disc brake and single 7speed freewheel.

Controller:

This is the sine-wave controller, has the USB connector to the Computer to program Parameters, such as the battery voltage, battery amps, phase amps,throttle voltage, regen. Braking current.

Package content :

1x 3000w DC motor with double hall sensor (150mm open size, suitable for the  bicycle disc brake and 7speed 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)