2 PCS Aluminum Camlock (2″ part D) Cam & Groove Hose Fittings+2 PCS Aluminum Global Type A Cam and Groove Hose Fitting+with 4 PCS Camlock Gasket Fitting (2») Package Includes: 2 x Camlock D，2 x Type A Cam and Groove Hose Fitting，4 x Gaskets. Camlock D: One female cam coupler end for connecting to male groove adapters and one female NPT thread to connect male NPT thread. Aluminum Camlock (Cam and Groove) Fittings, Thread Size -2 inch Female National Pipe Thread, Camlock Size -2 inch Male. Standard rubber gasket for for female cam and groove couplings. Outside Diameter (OD): 2 5/8″ Inside Diameter (ID): 2″ Thickness: 1/4″ If there are any quality issues with our products, please feel free to contact us. Our after-sales team is always at your service.