4" Square Tenon Adapter for 4-Inch Square Pole — 3.5" Square Slip Fitter with 2-3/8" Round Adaptor for Parking Lot & Street Lights

Built from heavy-duty steel pipe sections welded by experienced craftsmen, this 4-inch square tenon adapter delivers a robust, long-lasting mount for outdoor fixtures. The adapter converts a 4-inch square pole into a slip fitter, allowing top-mounted outdoor lighting to be bottom-mounted to poles with secure support for shoebox lights, LED street lights, flood lights, parking lot lights and other outdoor fixtures. The dimension of the square adapter is important — please note the fit before installation. Key dimensions: Top caliber: 2-3/8". Outer diameter of tail: 3.5 inches. Designed to accept a 4" square light tube, it provides the correct sizing to ensure proper installation and performance. Installation is straightforward: the bracket includes 4pcs bolt fittings so you can mount it to wooden, steel, and concrete poles without buying extra hardware. The adapter is also designed to work with aluminum, steel, and concrete poles. It is easy to install, disassemble and replace, which helps reduce maintenance and replacement time and saves money over the long term. This metal slip fitter adapter is strong and durable, built to support all compatible lighting fixtures. Warranty 10 YEARS. If you are not satisfied, contact us by email via Amazon and we will respond within 24 hours to provide a satisfactory resolution.