CST Rubber Tire And Inner Tube (Multiple Options) Size:CST Tire & Tube - 2 Sets Please take care when assembling

Please take care when assembling the side wheel cover so you don't bend the cable too much

It's very easy and same process of removing 3 screws and reconnecting 4 cables

Please do not use custom firmwares as it will damage the motor

Pro 2 models

CST Rubber Tire And Inner Tube (Multiple Options) Size:CST Tire & Tube - 2 Sets Please take care when assemblingCST rubber tire with CST inner tube. The tube is 9", but it is suitable replacement for original 8. 5 inch tubes. Please pay attention to variant option as you can select from one or two tires & tubes. Please make sure you pump inner tubes before installation to check if there was no damage during delivery. We recommend using cable tie technique when mounting the tire. Squeeze half of the tire (the side with inner tube's valve on) and mount it first