The Samson Universal Rack Stand SRK12 is a rugged, steel universal rack stand featuring fully enclosed side panels. It stands on (4) heavy-duty, 3" casters with locking fronts, making movement of the cabinet a breeze. It was designed for 19" equipment and offers 12U of space. Included with the rack is a single-space, flanged blank panel. Its unique steel support-bar construction also allows this rack to be used with either European or U.S. thread sizes. Solid Construction Rugged steel construction with fully enclosed side panels Easy Placement and Movement (4) Heavy-duty, 3" casters with locking fronts make movement of this rack a breeze. Quality Guaranteed This product is guaranteed to be free from defects in materials and construction under normal use for a period of three (3) years from the date of purchase.