ARIES 203045 3 Inch Round Black Steel Nerf Bars, Select Ford F 150, F 250, F 350 Super Duty fenders tongue weight Engineered with a corners tongue weight Engineered with a vehicle specific design for a custom fit Concealed main body for OE look and seamless integration with the vehicle Tested for safety in accordance with SAE J684 Precisely welded for superior strength and fit Protected by a durable high gloss black powder coat finish Co cured in a rust resistant liquid Bonderite coating It includes the #60619 gooseneck hitch and the #60647 installation brackets to fit certain years of the Ford F250 or F350 Super Duty (for a complete listing of compatibility being high in nickel content and truly resistant to rust and corrosion It begins with a one piece frame of 1 4" thick welded plates and 1 1 2" mandrel bent tubing for a solid build