[Effortless Installation]Equipped with all necessary hardware, this tenon adapter allows for quick and easy installation on wood, steel, or concrete poles. The inclusion of four bolt fittings simplifies the mounting process, eliminating the need for additional accessories and ensuring a hassle-free setup. [ Fit for 3" Poles]This adapter is specifically engineered to fit 3" round light poles, with a top of 2-3/8" and an outer tail diameter of 3.5 inches. Its precise dimensions are crucial for ensuring a secure and stable installation of your outdoor lighting fixtures. [Robust Construction and ]Crafted from heavy-duty steel, this 3-inch slip fitter adapter is expertly welded to maximum durability. Designed to withstand harsh outdoor conditions, it promises reduced maintenance and a prolonged lifespan, making it a reliable choice for supporting various lighting fixtures. [Versatile Application]Ideal for a wide range of outdoor lighting applications, this adapter is compatible with shoebox lights, LED street lights, and flood lights. Its versatility makes it suitable for enhancing illumination in parking lots, streets, and other outdoor spaces., Weight: 910.0 pounds, Manufacturer: IJSDNVJNDX