31″x32″x15 Aluminum Cab Entry Tool & Battery Box Lock Key for Semi Truck. Full Size: 31.33L. X 32.24W. This box conveniently mounts in your truck bed to save valuable space while keeping your tools, gear, and essentials organized and secure. Crafted with solid welded seams this tool box delivers exceptional strength and durability for long-lasting use. The over-hanging lip and premium rubber seal create a weather-tight barrier that resists water, dust, and debris from getting inside, keeping your cargo clean and dry in any weather condition, giving you total peace of mind. The fold-up door opens wide to provide full, easy access to the entire interior storage space, while the built-in lock ensures all your items are kept safe and secure from theft. The open wide aluminum step design offers a sturdy, reliable entry step to your truck frame, combining functional storage with convenient access. Perfect for storing your tools, work gear, camping equipment, or household items in your vehicle or at home, this step tool box is designed to be used with a tool tray bracket / ladder rack bracket. Bracket is NOT included. All product measurements are approximately 25″ (Height) x 28″ (Depth) x 30 (Width), with a 2-4mm error tolerance in all dimensions. This ladder toolbox is designed to be used with a tool tray bracket / ladder rack bracket. All we ask is you send it back in the same condition it was received – new and unused.