"Add external storage to the underbody of flatbed or step deck trailers with the diamond plate HD Ramps Lockable Underbody Trailer Tool Cabinet. This 60"" W x 24"" D x 18"" H toolbox is ideal for holding straps and other equipment when you're on the go and is manufactured from diamond plate aluminum with 3mm corrosion protection. A rubber weather seal around the inside of the door perimeter locks out moisture or grime. The stainless-steel cam locking mechanism is located on the right side facing and can fit a padlock (not included) to prevent unauthorized access. Mounting brackets are sold separately (TB-18-24), and mounting hardware is not included."