Socket Weld x MIP | Socket Weld x Threaded | Threaded | 1-1/2" x 1-1/4" | 1-1/2" x 3/4" | 2-1/2"-2" x | 2" x 1-1/2" | 3-1/2" - 2-1/2" x | 3/8" x 1/8" | 4" x 1-1/2"