Heavy duty steel construction, double bottom and welded cabinet assembly provides maximum strength and a sleek, clean professional look. 34-1/2" wide shelves adjust at 2" increments. Can serve as room dividers, credenzas, counters, etc. All 34-1/2"W x 13-1/2"D. Bookcases come in Putty, Sand, Black and Light Gray colors. Image displays Putty color.