R&L Racing 4" Oval Black Side Step NERF Bars Rail Running Boards 04-08 F150 Regular/REG CAB Fits: 04-08 Ford F-150 Reg Cab Bk Made from galvanized mild steel 4" round tube. Pressed recesses for step pads give superior strength and durability Heavy Duty Steel With Black Color Powder Coating Plus 3 years Warranty Against Rust And Corrosion Custom fit mount kit for easy installation included Sold As A Pair ( Both Passenger & Driver Side ) and all the necessary parts for installation