ALFI brand AB16SW-BN 16-Inch Square Wall Mounted Shower Arm for Square Rain Shower Heads, Brushed Nickel Made of solid brass and coated in a brushed nickel finish Modern square pipe design. Perfect for square rain shower heads Extra long arm reaches 16", designed to be used for large shower heads Standard threading dimensions, will work with any standard shower head Comes with a brushed nickel back cover plate. Finish is compatible with Brushed Nickel or Stainless Steel showerheads