Integral Locking Packout Plate The world's only keyed, locking Packout base plate. Attach and lock all full Packout boxes.  When locked, Packouts are fully secured and can't be removed.  Features 11 gauge laser cut steel. Two layers of powder coat. Rust-resistant, coated stainless hardware, and lock.  Locks between products are keyed the same with a custom lock.  Comes with self-tapping screws, washers, and two keys.  Integrated E-Track slots on each side for additional security, if necessary. Fitment  Fits and locks all full size Milwaukee Packout boxes. All half boxes fit the plate but the lock feature does not work for half boxes.  Universal, internal flange mounting design. Mount to truck beds, vans, walls, floors, and more.  Patent Pending  Utility patent pending.