N-FAB C15113CC-6 Gloss Black Nerf Step; Bed Access Chevy-GMC 2500 / 3500 Single Wheel (15-16 Diesel Model) Crew Cab 8' Long Bed 15-18 Trend-setting hoop step design provides ease of access for all passengers on stock or lifted vehicles Heavy gauge 3" main tube fit tight to the body for a clean modern look. Fully welded assembly with integrated mounting brackets, for maximum strength and ease of installation Dimpled step plate allows superior Traction and stability in any weather condition Full length configuration main bar runs from back of front wheel well to front of back wheel well