OHMU Mounts Brackets fit for 1999-2006 GMC Sierra/Chevrolet Chevy Silverado 1500 2500HD 3500HD Pick Up Upper Windshield Mounting Brackets Kits fit for Chevy Truck Suv Lighting 52 Inch Curved Led Work Vehicle Fitment: 1999-2006 GMC Sierra Chevrolet Silverado 1500 2500HD 3500HD Pick Up Light bar Fitment: All 52" Curved LED Work Light Bar Instructions: not included Material: Metal