7in | Threaded x Threaded | Threaded | 1-1/2" x 1-1/4" | 1-1/4" x 1-1/4" | 2-1/2" - 2" x | 2" x 1-1/2" | 2" x 2" x 3/4" | 2" | 4" x 2-1/2" | 6" x 1" | 8" - 3" x | 9.1" x 16.8"