This product has a 3 point locking system with 4 keys included. It has full height welded piano hinges for increased strength and the Hook-On-Bins� by Durham are included. It has adjustable shelves that rest on louvered panels and adjust on 4� centers. These cabinets ship fully assembled and no tools are required for installation. Overall Dimensions (In.) LxWxH: 36.125 x 24.5625 x 36 For industrial storage items, a signature will be required to accept the delivery. If the item is not acceptable condition, sign for it as damaged or refuse the shipment. Please visit our Shipping Policy for further information.