Flusso Faucets Universal Fixtures 16" Ceiling Mount Shower Arm in Matte Black (100.16CSAMB)Isenberg shower arm pipe fittings are constructed of solid brass and have universal G male connections on both ends to connect the showerhead to the water supply in the wall. Isenberg shower arms are compatible with all Isenberg shower heads and rain heads and include a sliding flange to cover up the hole in the wall ceiling. Ceiling Mount Shower arms are available in round and square designs in sizes ranging from 2 16 Inches. Features Solid Brass