Weldbend | Compression Coupling | Hex Pipe Locknuts | Insert Coupling | Male NST x FIP Adatper | MIP x NST (NH) Adapter | Reducer Coupling | Threaded Flanges | 1-1/2" | 1-1/4" x 1" | 1" x 1/2" | 3/8" x 1/4" | 3/8" x 1/8"