High Pressure Ball Valve Kit 3/8" Male Plug X 3/8" Female Quick Connect 4000PSI for High Pressure Hoses High-pressure ball valve has a 3/8 in. male plug and a 3/8 in. female quick connector Zinc-plated ball valve kit designed for high-pressure hoses. Superior leak resistance. Valve is easy to turn and provides good leverage under high pressure. Max PSI: 7250PSI