This high quality commercial grade bookcase can be depended on in any office setting. The very large size makes an impressive statement in any office and will provide shelf-sag free storage. The adjustable floor glides make sure this tall bookcase sits firmly and straight on any floor. It features 5 usable shelves and 4 of these shelves can be removed or even adjusted to various heights. It also features a quality wood 1/4" back panel that is securely trapped and not flimsily nailed like most bookcases on the market today. This bookcase matches other models in this commercial office group including the 80400/318AK03 adjustable desk, 80400/44AK03 "L" workcenter, and 80418AK mobile file.