1.Bicycle electric motor, electric scooter motor. 2.Small size with high torque. 3.High efficiency. Brief Keyword: bicycle electric motor, electric scooter motorWe offer a range of ... Ratio5:15:1Usage Front Hub motor for electric bicycle,golf cart,ATV etc.Rear Hub motor for electric bicycle,golf cart,ATV etc ... not be the right choice for you.Thanks ! bicycle electric motor, electric scooter motor