Dallas Specialty | Bushings | Fixing Clips | Hex Reducer Bushing | Hex Reducer Bushings | Rubber Cap | Threaded Flanges | 1-1/2" | 1" x 3/8" | 2" x 1-1/2" | 3" x 3/4" | 4" x 1-1/2" | 4" x 2"