Barefoot International 3/4″ Quick Connect – Sac Valve ThreadsThis Barefoot International 3/4″ Quick Connect is designed to be used to connect 3/4″ straight and elbow Flow-Rite Quick Release Connectors to Fly High Ballast Bags for a secure yet removableconnection. With a firm quick release, the connection is water-tight and will not come loose.Features:Connects 3/4″ Straight and Elbow Flow-Rite Quick Release Connectors To Fly High Ballast BagsMakes A Secure, Water-Tight ConnectionFirm Quick ReleaseO-Ring Seal