AP Products Marshall Excelsior Quick Disconnect End 1/4in With Ball Valve End. Quick disconnect ends from AP Products are built with precision. Refer to manufacturer recommendations for proper use/installation information. Features of AP Products ME-GMCL-4 Marshall Excelsior Quick Disconnect End 1/4in With Ball Valve End QD End Size: 1/4 inch W/ ball valve end Quick and easy to install For Low-Pressure systems Built with precision Package Contents: AP Products ME-GMCL-4 Marshall Excelsior Quick Disconnect End 1/4in With Ball Valve End AP Products ME-GMCL-4: Marshall Excelsior Quick Disconnect End 1/4in With Ball Valve End