Electric bicycle kit 36XF07-AW-F(36V,9AH) 12-28''wheel,24-36v CE,CCC,EN15194 Let's make things better ! FOR EURPEAN ... LIMNREAR direct motor (135mm+6 CLUSER with DISK BREAK ADAPTER)250w-500w12"-28"700C18KGLEAD ACID SYSTEM24v-10AH systemOTHER PARTS SAME CHOICE ... brushlessGreat hub motor,16''-28i'' wheel optional.DISC brake optional180w-250w Gear motorfor Eur market350w-1000w direct motor for USA&Canada ...