... 48V Motor Electric bicycle Conversion Kit Gear motor with 9 spockets 12-28''wheel,150-1000w CCC,CE,ROHS,ISO9001 Ebike Conversion Kit Bushless Geared ... ,Battery,Controller Max Speed:30-50Km/h Details for ebike conversion kit For EURO Market BATTERYMOTOR WattageWHEELWEIGHT24v-10AH LIMNFRONT gear motor 100MM150w ... /h(EUR),32km/h(USA&Canada) 24V 36V 48V Motor Electric bicycle Conversion