The akuaplus® BDG0003BL 8-inch (20.3 cm) round ceiling-mounted shower arm is made of durable brass in a sleek matte black finish. Designed for easy installation, it features a 2 x 3/4 inch (55 x 19 mm) round flange and 1/2-inch threaded connections. Its modern black finish adds both style and functionality to your shower system, offering corrosion resistance for long-lasting performance.