Custom Fit 1999-2016 Ford F250/F350/F450/F550 Super Duty Crew Cab 6 inch Extra Wide Black Side Step Rails Nerf Bars Running Boards (2pcs with Mounting Bracket Hardware Kit) IMPORTANT: Please check the FITMENT chart above to make sure it fits your vehicle. 100% brand new 2 bars for both driver & passenger sides. All mounting hardware and DIY instruction included. Step bars are made of heavy duty Black Powder-Coated 6 inch oval tubing.Rust resistant! Extra wide UV resistant non-slip wide step pads. Easy No-Drilling DIY installation in minutes.