Asc Engineered Solutions | Clean Out | Couplings | Hex Reducer Bushings | NST x NST Swivel Coupling | Reducing Tee | Socket Weld Flanges | 1-1/2" x 3/4" | 1-1/2" | 1" x 3/4" | 1" x 3/8" | 3" x 1/2" | 4" x 1-1/2"