100KM/H Max Speed 190mm Dropout 20*4.0inch 80mm wheelrim width Electric Fat Bike Conversion Kit with Sabvoton Controller,TFT Color Display System,Single Speed Freewheel
High Quality 18mosfet, 36v-72v 100Amp DC current, 200Amp Phase Current , Sabvoton Brand. Rear Wheel :190mm drop out 36V-72V TFT color Display Waterproof Cables for whole System. with alarm lock function
