Item: The 5 gallon gas tank It can support air pressure up to 250 psi. The air tank is made of lighter steel and anti-corrosion coating, precision welded. It has the characteristics of not easy to leak and light weight, non corrosive, and provides greater protection and durability. It can be used for air horn and many other air suspension applications requiring on-board air system. FREE SHIPPING TO USA 48 STATES: Included in this kit: 1 * 5 Gallon 9 Port For Air Ride Suspension mounting hardware Specification: .