Product Specifications
Material: Butyl Rubber
Standard: 12 x 2.125 / 2.35
Valve: Schrader SV32mm

Product Installation
1. Remove the tires from the rims.
2. Check the tire damage, and troubleshoot any objects that cause air leakage.
3. The new inner tube valve into the ring hole, and put it completely into the tire.
4. The tire assembly on the steel ring, to ensure that the inner and outer tire and steel ring is installed correctly, and finally inflated.
5. Notice: Moderate inflatable, avoid inflated too full.