Threadolets | Socket Weld x Compression | Insert Barb x FIP | Socket Weld x Threaded | Sweat x FIP | Sweat x MIP | Threaded x Threaded | Threaded | 1-1/2" | 3/8" x 1/4" | 3" x 2-1/2" | 4" x 1-1/2"