Female adaptor Sandblast coupling Material:Aluninum, Brass, Cast Iron, Nylon Size:3/4",1-1/4",1-1/2" Female adaptor sandblast couplingTypes ... :Female adaptor-threadedMaterial:Aluninum, Brass, Cast Iron, NylonSize:3 ... clamp, double bolt clamp, whipcheck safety cable, washdown gun, etc. Female Adapter Sandblast Coupling