This RAB Lighting BTW12 floodlight bracket is made of 3/16 thick galvanized steel, supports a maximum of 105 lb., and is suitable for mounting a floodlight to a wooden or steel surface. It measures 20 from the top edge of the bracket to the bottom edge, and supports a maximum effective projected area EPA of 5. This floodlight bracket is suitable for indoor or outdoor use with an appropriate floodlight.RAB Lighting manufactures LED, metal halide, and high pressure sodium lighting fixtures and controls for indoor and outdoor applications. The company, founded in 1946, is headquartered in Northvale, NJ.