Cabinet allows you to mix media anyway you want with no cabinet or drawer configurations to figure out. When the cabinet reaches capacity, simply stack another four-drawer cabinet on top. Front-to-Back steel rod dividers are fully adjustable in 1/2"increments and bookend dividers are infinitely adjustable front-to-back. Steel cabinet helps to dissipate static electricity and provides electromagnetic radiation protection. Heavy-gauge welded steel construction with wraparound corners and a sturdy inner frame. Drawer height 6". High-quality drawer glides with full drawer extension for smooth, quiet operation. Keylock secures all drawers. Chrome handles and label holders are included. Optional base raises files 5" off floor.