Signature Hardware 948955-18 Contemporary 17-5/8" Wall Mounted Shower Arm Brushed NickelSignature Hardware 948955 18 Contemporary 17 5 8" Wall Mounted Shower Arm Give your rainfall shower a durable, solid base with the Wall Mount Rainfall Shower Arm. Available in a variety of lengths, this arm extends your rainfall shower head out from the wall to better simulate natural rainfall. It is available in multiple finishes, and a flange is included. Signature Hardware 948955 18 Features: Covered under Signature Hardware's 25 year limited