Polypropylene | Hex Reducer Bushings | Clamp Saddle | Reducer Bushing | 1-1/2" x 1-1/2" x 3/4" | 2" x 1-1/2" | 2" x 1-1/4" | 2" x 2"" x 1" | 3" x 2" | 4" x 2"