Fire Hose Adapter, Fitting Connection Type NPT x NH, Fitting Gender Female x Male, Fitting Material Brass x Brass, Fitting Movement Rigid, Fitting Shape Straight, Fitting Size 1 1/2 in x 2 1/2 in, Tightening Method Hex, Compatible Pipe Size 1 1/2 in, Hose Fitting A Connection Type NPT, Hose Fitting A Gender Female, Hose Fitting A Size 1 1/2 in, Hose Fitting B Connection Type NH, Hose Fitting B Gender Male, Hose Fitting B Size 2 1/2 in, Thread Type NPT