This product comes with a 3 point locking system with 4 keys included. It has full height welded piano hinges for increased strength and a side handle for easy maneuvering. Hook-On-Bins� by Durham are included and the cabinets ship fully assembled. Overall Dimensions (In.) LxWxH: 48 x 24 x 81 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.