Alc Series Ball Hanger | 2.52 in Dia X 2.09 in Length, 0.71 in Thread Length, Flexible Metal Conduit | Ball Joint Permits 20 Deg Swing; Protects Fixture Against Wind and Vibration Damage; Dual Function - Conduit Outlet Box and Fixture Hanger; Can Be Wired at Work BenchFurbay Electric Supp