Truck Bed Tool Box Truck Trailer Underbody Storage+Locks With T Handle Latch Key,36X18X16 Inch Heavy Duty Black Aluminum,Diamond Plate Truck Bed RV Trailer Toolbox RAM 3500 WATERPROOF PROTECTION: Sealed lid design WATERPROOF PROTECTION: Sealed lid design keeps your tools and equipment dry and protected from rain enclosed trailer Rigid Construction Diamond Plate Tread pattern strengthens the aluminum for maximum durability；Under Body Tool Box This box conveniently mounts under your vehicle for space saving storage；Weather Resistant Seal The door features a weather resistant rubber seal for keeping all items inside dry and safe ensuring the locks performance for years；Drop Down Door Drop down door provides full access to the box；Lockable Built in lock ensures all items are kept safe and secure；All Purpose Perfect for storing your tools in your vehicle or at home