storz coupling Size: 1"-4" Material: aluminum, brass long tail and short tail german type storz couplingMaterial: Aluminum or brassSIZE: 3/4", 1", 1 1/2", 1 3/4", 2", 2 1/2", 2 3/4", 3",4"TYPE: STORZ LONG TAIL COUPLING STORZ SHORT TAIL COUPLING STORZ CAP STORZ MALE ADAPTOR STORZ FEMALE ADAPTOR