No matter what problem you encounter, OEDRO has a solution. Two-stair drop side Steps nerf bars feature unique off-road styling and a rugged black powder-coat finish. Descending Steps design helps improve grip and safety in rough conditions and reduces fatigue. Reducing the stride distance required to get into the truck will save some energy on the job. Features: ? 6-inch side pedals. The two-level layout provides better convenience for vehicles equipped with lifting kits and oversized tires. ? Three-tube design. The three-tube design provides more protection for the bottom and sides of the vehicle while preventing it from getting stuck on the rocker or hanging obstacles. ? Bolt-fixed installation. Welded brackets provide extra strength without cutting or drilling. ? strong and sturdy. The unique powder coating has anti-rust and corrosion resistance, so it can be driven under any conditions. ? laser cutting. The tread step surface is enhanced and anti-skid and grip. Fitment: Compatible with 2007-2018 Silverado/Sierra 1500 (Inc. 19 LD/Limited); Compatible with 2007-2019 Silverado/Sierra 2500HD/3500HD (Double & Extd Cab). Specification: Brand: OEDRO. Color: Black. Material: Carbon Steel. Exterior: Black Powder Coated. Style: Two-stair. Item Weight: 71.43 Pounds. Package Included: Running Boardsx2. Set of Mounting Bracketsx1. Instruction Manualx1.