Commercial PRO Steel Window Grill and Headache Rack Constructed with heavy-duty, 16-gauge steel, the contoured steel frame provides the perfect structure to help distribute load, haul large loads and ladders, and easily transition off and on the truck bed. The louvered grill design provides rear window protection, and shades the truck's interior. • Helps distribute and haul large loads and ladders • Louvered design protects rear window from accidental breakage • Provides shade and protection for cab interior • Lights mount easily • Black or white powder coated finishes for years of rust resistant service.