North American Standard Gooseneck High Rise Extension Shower Arm for Rainfall Shower head.
13" (Length) x 11.2" (Extra Height) x 0.7" (Diameter) S Style Shower Arm with 2.35 Inch Flange.
1/2"-14 NPT Male Thread Connects to the Wall, 1/2"-14 NPT Male Thread Connects to Showerhead, US Standard, 0.62-inch Thread Engagement.
Solid Brass Construction, Brushed Nickel Finished, Easily and Securely Attaches to Showerhead, Easy to install.
If you want to Rectangle S Shaped Shower Arm and Flange, pls search ASIN: B01MQHMC9Z