Add a rugged 3u storage drawer to any standard 19in server rack or cabinet the sh39lk 3u 9in deep rack mount locking storage drawer offers an in rack storage solution for 19in racks and cabinets that makes it easy to secure server hardware and rackcabinet accessories the 3u storage drawer features heavy duty steel construction and a locking front door allowing you to secure mission critical hardware and accessories as needed this taa compliant product adheres to the requirements of the u