McMaster 6795K17 316 Stainless Steel Cam and Groove Hose Coupling, 90 Degree Socket with 316 Stainless Steel Levers, 2 Coupling Size x 2 NPT Female 55DE45 365 RPM Wheel Type Type 365 RPM Wheel Type Type 1 Connector Type Unthreaded Hole Reinforced Status Reinforced Compatible Tool Type Chop Saw Primary Material Applicationn Stainless Steel 400 lb Hardware Material Galvanized Steel For Use With Ladder Climbing Systems Ladder Lifeline Style Fixed Ladder Ladder Lifeline Component Cable Lifeline System Includes Mounting Hardware Yes Lifeline Material Steel Workers per System 2 Required Accessories Cable Sleeve Cable Sleeve Type Trailing Pass Through Type Automatic Includes Extension Post Yes Detaches from Lifeline Anywhere The levers fit snugly into the groove on the plug's body and force the plug against the gasket to form a tight seal and PT cam and groove couplings