FITMENT | Fits 1999-2016 Ford F250 / F350 / F450 Regular Cab All Beds, Gas / Diesel. FUNCTION & STRENGTH | The Growler’s aggressive tread design on its 7″ wide board allows for traction in any condition. Its 100% aluminum construction provides long lasting strength and corrosion resistance. HEAVY DUTY APPLICATION | The Growler step was designed with your work truck or fleet vehicles in mind. The Growler offers a rugged look with the function needed for every day use. EASY INSTALL | Bolt-on brackets make installation quick and easy. Includes all necessary hardware and easy to understand, vehicle specific installation instructions. BACKED BY RealTruck | RealTruck products are backed by an industry leading 5-year warranty on the product’s finish, and Limited Lifetime warranty on workmanship.