... 500W electric bike convertion kit Kit NameDescriptionRear drive motorDiameter 100mm, 6 kg, fork 145mm, 48V 500W, with sensor, disc brake option ... 10AH in case A106, 15-30A discharging, Max 8A charging, 6.1kgCharger48V 2A charger with plastic case Electric Twist ThrottleWuxing branch ... tray 48v 500w electric bike kit with dc motor 48 volt