Insert Barb x Insert Barb Coupling | Hex Reducer Bushings | Insert Barb x MIP Adatper | Male Cam x MIP Adapter | NST x NST Swivel Coupling | Rubber Coupling | Saddle Brackets | Threaded Flange | Polypropylene | 1-1/2" x 1" | 1-1/2" | 1/2" x 3/8" | 3/4" x 1/2"