One of N-FAB's most popular styles is the Wheel to Wheel Nerf-Step. Utilizing N-FAB's patented hoop step design and innovative mounting system, N-FAB Wheel to Wheel Nerf Steps work on vehicles with and without body lift kits, with no modifications to brackets or bars. All N-FAB Wheel to Wheel Nerf Steps are built using .084 wall steel tubing and offer an industry high load rating of 465 pounds. All N-FAB Wheel to Wheel Nerf Steps are constructed as one-piece assemblies to provide maximum strength and durability not found in modular designs. Wheel to Wheel Nerf-Steps are designed and built specifically for each application, and mount high and tight to the vehicle cab for a clean factory look.\nNerf Step Bar - Wheel-to-Wheel without Bed Access (2 Steps per Side) - 3 in. Main Tube Diameter - 2007-2013 Chevy Silverado 1500/2007-2010 2500 HD/3500 HD 6' 6" Bed Extended Cab - Textured Black - Special Order\n2007-2009 Chevrolet Silverado 1500 Extended Cab Pickup 78.7 Bed, 2010 Chevrolet Silverado 1500 Extended Cab Pickup 78.9 Bed, 2007-2010 Chevrolet Silverado 2500 HD Extended Cab Pickup 78.8 Bed, 2007-2009 GMC Sierra 1500 Extended Cab Pickup 78.7 Bed, 2010 GMC Sierra 1500 Extended Cab Pickup 78.9 Bed, 2007-2010 GMC Sierra 2500 HD Extended Cab Pickup 78.8 Bed