96 White Steel Full Size Top Mount Truck Tool BoxDelta PRO Topside Boxes provide superior security and easy access. Topsides mount on the top of the truck bed's side walls to keep the bed free and clear for other cargo. The 3 point locking system locks each door ensure that your valuables will stay safe. Topsiders mount on top of the side walls to keep the bed free for bulky cargo Reinforced rain gutter doors seal around topside opening to prevent leakage or moisture Heavy duty hinges provide high