High pressure ball valve has 3/8 quick connector and 3/8 quick connect plug. Easy to connect ball valve to gun, nozzle, pump and hose. The steel pressure washing ball valve kit is designed for pressure washer hose. The max working pressure is 4500 PSI. The max working temperature is 158 F. The ball valve is easy to turn on and off. It offers great leverage under high pressure. Quick Disconnect Fitting: 3/8 quick coupler plug + 3/8 male NPT thread; 3/8 quick coupler socket + 3/8 male NPT thread. Our story are committed to developing more efficient and safer pressure washer accessory, helping people reducing the tiredness of spraying and cleaning in the garden. We are known for amazing pressure washer accessory, such as nozzle, wand, gun, coupler, foam cannon. We do everything in our power to ensure customers full satisfaction with the product quality and service. Feather3/8 quick connect.Material: steel.The max working pressure is 4500 PSI. The max working temperature is 158 F.Quick Disconnect Fitting: 3/8 quick coupler plug + 3/8 male NPT thread; 3/8 quick coupler socket + 3/8 male NPT thread.