■ The conversion kitdoes not include batteries,freewheel,tires, disc brakes, and Torque Arm Amplifier.(If you need batteries,freewheel,tires, disc brakes, Torque Arm Amplifier, please contact us for additional costs) If you choose "wheels only", there is only one electric wheel, without any other accessories;

■ If youneedFreewheel,Disc brake, Torque Arm Amplifier, there is a link to make up the difference at the bottom of the details page, or please contact us;

■ PAS, Throttle, and E-brake in the kit are optional. If you need to replace it, please contact us.

■ Please refer to the list form for packaging products.

【Product Features】

This product can easily convert your ordinary bike into an electric bike.It's hundreds of doller cheaper than buying a new electric bike.It takes one person 1-2 hours to successfully convert it.We will put the installation manual in the box.