Merritt Side Mount Low Side Box, Smooth Single, 18″ x 16″ x 60″, Bare Metal Model 710523-221 Tray Kits Internal Width (in): 37

Internal Width (in): 37

The Cross bars is 2″ X 1″ Reinforced extruded aluminum crossbars with internal structural support

and F-250-550 (2017+) pickup trucks

This particular set of wheel-to-wheel running boards is designed to fit specific years of the Ram 3500 (see application information to verify fitment

Weight Rated Up To 300lbs Of Evenly Distributed Weight

Merritt Side Mount Low Side Box, Smooth Single, 18″ x 16″ x 60″, Bare Metal Model 710523-221 Tray Kits Internal Width (in): 37Merritt Side Mount Low Side Box, Smooth Single, 18 x 16 x 60, Bare Metal Model 710523 221 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