27.5 inch 48V / 52V 1500W rear hub motor wheel - 650b electric bike conversion kit,DIY Bike Conversion Kit

27.5 inch 48V / 52V 1500W rear hub motor wheel - 650b electric bike conversion kit,DIY Bike Conversion Kit: This 27.5 inch 48v 1500w rear bike motor kit combines the full E-bike technology: direct drive Brushless Gearless high torque hub Motor to change almost every bicycle into a personal electric bike. Save energy, protect environment and save money with ...