Sleek, contemporary, 78" high, light gray color Six-Opening Steel Bookcase provides a bottom shelf that sits on a two-inch raised base to provide extra strength and extra protection by keeping material off the floor. Five additional shelves vertically adjust on 2-5/64" centers to accommodate materials of any size. Shelves are generously 13-1/2" deep and support 120 lb. to fit larger materials. Built-in shelf support tabs mean no clips to lose. Exposed bolts are completely eliminated for a clean professional appearance. Sleek rounded top blends with any style of office furniture. Top has no overhang, so side-to-side units will fit flush together.