Description The Echo Round 6.0 is a versatile luminaire with its wide selection of light sources, mounting methods and optical distributions. With forward throw, plane wash and vertical graze optics, we can put the light where and how you want. Features Extruded aluminum housing.Cast aluminum end caps.Formed stainless steel yoke bracket(s).Suitable for MRI environment.Field adjustable housing.Locks in desired orientation.Aluminum cover fits over a standard 4" octagonal junction box.Stainless steel external fasteners.Housing and mounting components painted to match, unless otherwise specified.Thermoset polyester powder coat finish standard.UL listed (US and Canada) for damp location. (Not recommended for exterior use)Tungsten halogen versions utilize 95% reflective, specular aluminum reflector.HID and tungsten halogen versions have tempered glass lens.