PN#CF110ST  SKU#16349  Dual Tire Pressure Equalizer Kit. The Crossfire Dual Tire Pressure Equalization system: Maximizes tire life. Decreases rolling resistance for increased fuel mileage. Cuts maintenance time due to single-point inflation and the visual pressure gauge. Improves stability, braking and overall safety. Installs in minutes and requires little maintenance. PSI: 110.