Insert Barb x Insert Barb Coupling | Hex Reducer Bushing | Insert Coupling | MIP x Male NPSH Adapter | MIP x NST (NH) Adapter | Nipple TBE | Reducing Coupling | Swivel MIP x FIP Adatper | Less | 1-1/2" | 3/4" x 1/2" | 3/4" x 1/4" | 8" x 8"