ARIES SlimGrip 5" x 78" Black Aluminum Running Boards, Fits Select Chevrolet Silverado 2500 HD, 3500 HD, GMC Sierra 2500 HD, 3500 HD Diesel Model 2559021 Original Plastic interior lining protects against

Plastic interior lining protects against scratches and helps suppress vibration

Built from durable aluminum

Buyers Products 16x13x72 Inch Black Diamond Tread Aluminum Top Mount Truck Box 1721551

Protected by a rust-resistant liquid A-coat

Holds 40 cu ft nitrogen size cylinders

ARIES SlimGrip 5" x 78" Black Aluminum Running Boards, Fits Select Chevrolet Silverado 2500 HD, 3500 HD, GMC Sierra 2500 HD, 3500 HD Diesel Model 2559021 Original Plastic interior lining protects againstARIES SlimGrip 5" x 78" Black Aluminum Running Boards, Fits Select Chevrolet Silverado 2500 HD, 3500 HD, GMC Sierra 2500 HD, 3500 HD Diesel Model 2559021 ARIES SlimGrip running boards combine rugged style and durable construction to make the perfect side step for any truck. They feature powder coated aluminum construction, expanded metal treads, a sleek profile and angular end caps. They are also equipped with the VersaTrac system for easy