The American Truckboxes Pullout Bed-Pack Boxes are heavy duty and offer easy access to equipment and tools. These boxes can be mounted in a truck box, flatbed or trailer. Bed-pack boxes are engineered aluminum or steel powdercoated construction, and are fully seemed welded on all seams and corners. The drawers are a lockable with stainless steel T-handle locks, with heavy duty drawer slides that can move 500 lbs with a smooth rolling action. Bed-pack boxes are available in a variety of sizes, and can be ordered to custom sizes.