Enclosed bookcase includes one shelf that adjusts in 2" increments; holds one row of binders above or below. Box/box/file drawers operate on heavy-duty steel ball bearing suspension. Box drawers includes divider; file drawer contains follower block and crossrail and accommodates letter and legal size files. Satin chrome arch pulls. HON® "One Key" interchangeable core removable lock. Leveling glides adjust for uneven floors. Fits easily under most worksurfaces for space efficiency.