Sweat x FIP | Socket Weld x Threaded | Sweat x MIP | Threaded x Threaded | Threaded | PVC 40 Pipe and Fittings | 1-1/2" | 1-1/4" x 1-1/4" | 1-1/4" x 1/2" | 2" x 1/2" | 4" x 1-1/2"