[Safety Valve]This air tank repair kit comes with a safety valve to a secure connection and prevent any leaks. [Pressure Gauge]The kit also includes a 0-200 PSI pressure gauge to measure the amount of pressure in the tank. [Hose]This air tank repair kit comes with a 4 feet long air tank hose assembly kit. [Repair Kit]The kit includes all the necessary components for repairing an air tank. [Assembly Kit]The kit also includes an air tank hose assembly kit for easy installation. Material: Metal colour: Black+Gold Package Contents: 1 x Pressure gauge 1 x Air tank hose 1 x Air tank manifold with fill port Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.