CORBOX TRABK001 Corbox Storage Flexibility  Mount the Traverse at the cab or the tailgate. At-the-cab lets you haul longer loads. At-the-tailgate maximizes security and simplifies access to the pull-out drawers. Below the Rails  All CorBox storage units fit below the rails. The box stays concealed under the tonneau cover while enhancing style and security. The Traverses inset design fits between the wheel wells. Removable and Portable  Unlike conventional bolted-in boxes, the CorBox Quick-Latch mounting system lets you remove the box when you need an empty bed. Best of all, two guys can carry a loaded unit to the worksite or campsite. Drawers are removable as well. LevelFOURCE Security  The heavy-duty welded construction and individual key locks keep your possessions safe. Locking your tailgate flush against the drawers adds LevelFOURCE impenetrable security. Work and Play  The top compartment stores an assortment of power tools or recreational gear. The drawers are perfect for small tools, hardware, parts, tackle, ammo or climbing gear. For work and play, keep an optional extra drawer packed and ready for your weekend needs.