Item: Quick Express Couling Material: brass Type: French type Size: 3/8" , 1/2", 3/4", 1", 1-1/4", 1-1/2" Item: Quick Express CoulingMaterial: brassType: French Thread: FemaleSize: 3/8" , 1/2", 3/4", 1", 1-1/4", 1-1/2”Gasket: NBR, Viton,Package: Carton Express Couplings are symmetrical half-couplings used for water and air applications complying with the NF E 29-573 standard.The two couplings are ...