One-piece cast aluminum fitter for mounting a single fixture on a 3" O.D. pole. Fixture mounts with 1/2" stainless steel stud and is locked by turning two (2) stainless steel set screws. Fitter is secured to the pole with a 1/4"-20 allen set screw allowing 360 degrees horizontal adjustment. Accessory can be used on the following products- WA3, WB3.