Hex Pipe Locknuts | Blind Flange | Insert Barb x MIP Adapter | Insert Barb x MIP Adatper | Reducer Coupling | Reducing Male Adapter | Socket Weld x Threaded | 1-1/2" | 1-1/4" x 3/4" | 1" x 1/8" | 2" | 3/4" | 4" x 1-1/2"