FatSac 1-1/8" Suction Stop Sac Valve ThreadsFatSac 1-1/8" Suction Stop Sac Valve Threads feature an O-ring seal. It connects 1-1/8" straight and elbow Flo-Rite Quick Connectors to the 3/4" port on Fly High Ballast Bags for a secure yet removable connection. The secure water-tight connection is sure to stay in tact and will not come loose. This sac valve is perfect for integrating Fly High ballast bags to factory ballast systems in Mastercraft and Air Nautique wakeboard boats.Features: Connects 1-1/8" Straight and Elbow Flo-Rite Quick Release Connectors To Fly High Ballast Bags; Secure, Water-Tight Connection; O-Ring Seal; Quickly Removable Connection; 1-1/8" Quick Connect;