... aluminum,ss,brass 4.High quality pp cam and groove coupling cap1.Type:A~DP2.Standard:EN,DIN, OEM3.Material: ... typemale adapter x female thread1/2" ~ 8"Polypropylene,Nylon,Aluminum,Brass,Stainless steelBSPP,BSPT,NPTB typefemale coupler x male thread1/2 ... steelBSPP,BSPT,NPTOther related product: Air hose fittings,Guillemin Coupling,EN14420-7 SS camlock coupling,Reducing ...