Merritt Side Mount Low Side Box, Smooth Single, 18″ x 16″ x 36″, Gloss Black Model 710521-223 5 In. Drop These particular custom nerf bars

These particular custom nerf bars fit specific years of the Ford F250 Super Duty and F350 Super Duty (see application info to verify fitment)

and for models without sensors

Go Rhino RB10 Slim Line Running Boards with Mounting Brackets Kit Model 63405187SPC

8 2011 Chevrolet Silverado 2500 HD 78

With a 3" inside diameter

Merritt Side Mount Low Side Box, Smooth Single, 18″ x 16″ x 36″, Gloss Black Model 710521-223 5 In. Drop These particular custom nerf barsMerritt Side Mount Low Side Box, Smooth Single, 18 x 16 x 36, Gloss Black Model 710521 223 Low profile with a sleek, distinguished look, this design features commercial grade aluminum construction and faceted 45 degree corners for added strength. An automotive weather seal keeps equipment dry, while the anti theft extruded aluminum framing provides reliable security. Its also fully compatible with Merritts Foreman Series Work Truck Bed Cover, as well