Three-point locking system provides maximum security. Raised base has "box" construction technique to prevent racking, helps prevent contents from contacting moisture and allows quick access to bottom shelf. Shelves adjust on 2" centers to accommodate large and small items. Recessed handle offers easy access without obstruction protruding into narrow aisle ways. Extra-strong knuckle hinges maintain door alignment. Adjustable levelers on base compensate for uneven floors. Unit ships assembled so there is no time wasted putting it together.