Lund 23976005 Polished Stainless Steel 5" Oval Straight Nerf Bars for 1999-2013 Chevrolet Silverado/GMC Sierra 1500 Extended Cab 5" Oval step creates safe, sure stepping surface with a modern OE look; No-nonsense straight style, is clean and stylish Marine-grade polished 304 stainless steel finish is corrosion resistant Non-slip, flat step pads provide traction for safe footing Solid construction supports up to 350 pounds Pre-assembled for easy no-drill installation with all mounting hardware included