... a die cast aluminium trim with hinged opening for easy lamp replacement or maintanence.-Matt aluminium reflector.- ... Fixed ceramic lampholders.-Suitable for 1x70w or 1x150w tubular double ended metal halide ... φ230mm, cutout :φ215mm.-Finishing: white, black, beige, grey, silver, etc for powder coating options. chrome, satin chrome, brass golden , antique golden ...