The BMS Tray Loc is a pad type security device. A Tray Lock is fabricated from two 16 gauge Cold Rolled Steel plates that interlock, slide together and is locked with a high security, five wafer, pick resistant screw lock. A universal pattern of holes is stamped into the top tray to allow for easy adaptability to any piece of equipment. The bottom tray attaches to the work space by either bolting or adhering. The top tray attaches directly to the equipment through the use of special adapter connectors. Sizes available for any computer, printer, fax machine, etc.