2005 Lytecaster 3.75 Inch Premium Step Baffle Trim is made of die-cast aluminum with stepped conical surface in Matte Black or Matte White with White trim flange. One 12 volt, GU5.3 MR16 halogen or 120 volt, A-type, PAR20, PAR16 or R20 medium base lamps are required, but not included. Lamp type and wattage dependent on frame-in kit/trim combination. UL listed. Suitable for damp locations. 4 9/16 inch outside diameter. 3.25 inch aperture. A complete fixture includes a frame-in kit and a trim kit, sold separately.