Bushings | Socket Weld x Threaded | Sweat | Threaded x Threaded | Threaded | 1-1/2" X 1/4" | 1-1/4" x 1/2" | 1-1/4" x 3/4" | 2" x 1" | 3-1/2" - 3" x 1" | 3/8" x 1/8" | 3" x 1" | 4" x 1-1/2"