Heavy-Duty Construction – Forged from industrial-grade steel, this adapter supports up to 150 lbs, ensuring secure mounting for high-intensity LED fixtures in demanding outdoor environments Universal Compatibility – Designed for 3" round poles and 2 3/8" brackets, seamlessly integrating with parking lot lights, shoebox fixtures, streetlights, and tenon-based outdoor lighting systems. Quick-Install Design – Pre-drilled holes and adjustable clamps simplify installation, reducing setup time while maintaining a tight, vibration-resistant grip on poles and brackets. Weatherproof & Corrosion-Resistant – Features a matte-black powder-coated finish to withstand harsh weather, UV exposure, and rust, ensuring durability in rain, snow, or extreme temperatures Versatile Applications – Ideal for commercial, municipal, or residential use in parking garages, highways, walkways, and building exteriors, providing reliable support for long-lasting illumination.