This cast aluminum surface mount post adapter will make a perfect addition to your home needs. Surface Mount Post Adapter. Flanged cast aluminum base for surface mounting round, 3 bottom O.D. posts. Anchor bolts and set screws included.Black finish. Aluminum construction. Textured Black Finish (Black) Finish type: powder coat paint Cast Aluminum Construction Styles: Traditional Ideal for rooms: Outdoor 5" Height x 8" Width x 8" Depth Backplate or Canopy measures " Height x " Width x Wire Length: 6" Mounts to: Post Part of the Post Adapter collection by Progress Lighting Weight:5.7 lbs 1-year Limited Warranty SKU: P8748-31