Versatile Outdoor Placement: Perfect for securely mounting post-top lights on walkways, porches, patios, and decks; designed for use on wood, masonry, or metal surfaces Durable and Weather-Resistant: Constructed from high-quality cast aluminum with a black finish that resists rust and withstands outdoor elements for long-lasting use Standard Fit: Measures 2.25 inches high by 3.5 inches long and 3.5 inches wide, with a standard 3-inch diameter fitter to accommodate most outdoor post-top fixtures Easy Installation: Installs in minutes on columns, piers, and decks for a hassle-free setup. This product requires 6mm mounting hardware (not included) to ensure a secure and stable installation. Buy with Confidence: Customer satisfaction has been the priority for our Wisconsin-based company for more than 150 years; with our 10-year limited warranty you can rest assured your purchase is risk-free