... /2" - 8" 4)MATERIAL:BRASS,STAINLESS STEEL,ALUMINUM,PP,NY Hose Camlock CouplingMaterial:Aluminum,Brass,Stainless steel,PP,nylonSize:1/2,3 ... Precision Cast Parts, Aluminum cast Parts, Camlock Quick Couplings, Fire Hydrants, Guillemin Couplings, Hose Couplings,Air Hose Couplings, Pipe Fittings, Valves, and Fastening ... fuel,fire-fighting,irrigation project,clean air and so on. Hose Camlock Coupling