Marshall Excelsior MEC male 1-5/16" POL x male 1/4" threaded. If you want the best and safest gas connections, Marshall Excelsior is the brand you want. Lifetime warranty!! Warranty exchanges are instantly done by us. No dealing with the manufacturer.
Replacement end screws to standard 1/4" MNPT threads. These replacement brass ends come in 2 styles: full flow and excess flow. Full flow (part # ME318P) allows propane to flow either direction through the end. Excess flow (part # ME1690P) allows propane to flow one way through the end with the use of a built-in check valve.