Hex Reducer Bushings | Hex Reducer Bushing | Insert Barb x MIP Adatper | Reducer Couplings | Reducing Male Adapter | Threadolets | Spigot x Threaded | 1" x 1/2" | 1" | 3/4" x 1/4" | 3" x 2" | 4" x 3" | 8" x 8"