Integral Locking Packout Plate The world's only keyed, locking Packout base plate. Attach and lock all full and half Packout boxes.  When locked, Packouts are fully secured and can't be removed.  3 locking positions available: front, left, and right.  Features 11 gauge 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 and half size Milwaukee Packout boxes. Universal, internal flange mounting design. Mount to truck beds, vans, walls, floors, and more.  Patent Pending  Utility patent pending on all locking systems and plate design.