Ionic 5" Black Steel Curved Nerf Bars (fits) 2001-2013 Chevy Silverado GMC Sierra Crew Cab Only Body Mount Truck Side Steps (402229BP) Stylish curved tube design to enhance your trucks look and to make getting in and out more functionable 5" Non-slip step pads keeps your feet from slipping Made with solid Carbon Steel tubing, protected with a black powder coating to last for years Tough, these bars provide support for up to 350 pounds Three Year Warranty - Sold in Pairs and includes everything needed for an easy at home installation