Product name: HOSE END/FEMALE END/MALE END/CAP WITH CHAINCasting Method: Gravity Casting or ForgedSize: From DN40 (1-1/2") to DN100(4")Material: BRASS / ALUMINUMSeal: NBR, EPDM, FPM, PTFEThread: BSPSurface Treatment: Sand-BlastDetails:Storz coupling is a type of hose coupling invented by ......