Signature Hardware Signature Hardware 5 1/4" / 6" Bostonian Rainfall Showerhead Brushed Nickel

Signature Hardware 6 / 5 1/4 Measures Bostonian Rainfall Nozzle Showerhead Brushed Nickel and 6 ceiling mount shower arm. Never used was part of a shower set I purchased years ago, and didn't use it. Please see all photos and note factory specs are 5 1/4 head diameter on this 6 Shower head. Includes a pic of manufactures spec info show its 5 1/4 Not sure why they do this but its 5 1/4