e bike kit 12-28"wheel,24-48V CE,CCC,EN15194,RoHS Let's make things better! e bike kit12-28”wheel,24-48VCE,CCC,EN15194 ... SAME CHOICE AS LI SYSTEM 12"-28"700C25KGKIT WITHOUT BATTERY AND CHARGER24VKIT 12"-28"700C7-10KG36VKIT 12"-28"700C7-10KG48VKIT 7 ... wheel optional.DISC brake optionalRear wheel:180W-250W for USA&Canada market250W-500W for Australia&New ZealandBattery:24V/10Ah polymer li-ionAll ...