Socket Weld x Threaded | Male National Pipe Thread (MNPT) | Threaded x Threaded | Threaded | PVC 40 Pipe and Fittings | 1-1/4" x 1-1/4" | 1" x 1" x 1/2" | 1" x 3 | 2" x 1-1/4" | 3-1/2" - 3" x 1" | 3/8" x 1/4" | 3"