Camco 10389 Gas Pressure Test Kit allows you to test your gas system for leaks and system pressure at an appliance or at the gas controls. Easy-to-read gauge comes mounted in a durable case with a 30" hose and a brass pressure tap fitting. Test gas system for leaks and pressure Test at an appliance or at the gas controls Easy-to-read gauge Gauge mounted in a durable case Includes 30" hose and pressure tap fitting