20″ E-Bike Rear Wheel Motor Electric Bicycle Conversion Kit W/7-speed Freewheel

Description: Quiet and Reliable Brushless Gearless Hub Motor Rear Integral Motorized Wheel (hub motor wheel) with tire and tube 20” rear motor wheel with 7-speed freewheel Hub Width: 100mm front or 135mm rear hub motor Motor Specification: High Motor Efficiency: max 88.7% (Save Power) Torque: max torque 35 N.m. RPM: max 420 Speed: 0-40km/h Support standard 6-hole type disc brake Rear Integral Wheel Weight:8.5kg Available Wheel Tire Size: 20”x2.125 Package: 1* wheel Our Gauranteen: 1.We Provide you with the verious ways of shipping, you can choose the best way to ship to you. 2. If the items unfortunately don’t work,or work badly,we have our engineers to serve you the professional help,otherwise we have many convinient ways to return the items.Plz pay attention to our Returning policy. 3. If you don’t receive our items,plz feel free to contact US,we will deal it as soon as possible. 4. If you meet any other questions,Plz feel free to contact US.