Stainless Steel | Bulkhead Fittings | Blind Flange | Hex Reducer Bushings | Insert Barb x MIP Adatper | Threaded Flanges | Threaded | 1-1/2" | 1" x 3/8" | 2-1/2" x 3/4" | 3/4" | 4" x 2" | 8" x 8"