4" Round Open Downlight

4" aperture series with deep cutoff for Incandescent lamps. Efficient reflector design optimized for Incandescent lamps. Posi-lock reflector attachment. Integral 5/8" (0.625) plaster ring. Maximum wattage label (MWL) for low wattage Incandescent or LED lamps. Tool-less ballast access. Multi-bar adjustable mounting brackets.