As the only part of the vehicle in contact with the ground, the tire is of great importance to the safety of the vehicle. For a tire, the tire valve plays an important role in driving safety.The function of the tire valve is to inflate and deflate a tire, a small part, and to maintain the tire after the inflation of the seal. The common valve is composed of three main parts: valve body, valve core and valve cap. Fortune Premium Truck Valve uses high quality EPDM rubber and premium copper rod. We guarantee product sealability and user safety. All of our truck tire valves are produced with premium copper and CNC processing machines, which create high precision and smooth surfaces. Fortune Premium Valves uses high quality EPDM rubber and premium copper rod. Therefore, we guarantee product sealability and user safety. Our valves are 100% leak tested before leaving the factory.