Round Trim, Nominal Size 4 in, Trim Material Aluminum, Trim Style Baffle, Trim Color White, Trim Finish White, Ceiling Type Flat Ceiling, Ceiling Slope Ratio N/A Flat Ceiling only, Compatible with Grainger Part Number 792HR8, 792HR7, 792HR5, 792HR6, 792HR4, For Use with Series L4R, Compatible with Product Type 4 In. LyteCaster Frame in kit (New Construction or Remodeler), Inside Diameter 3 1/2 in, Maximum Wattage Not Applicable, Reflector or Baffle Color White