The Lowell LPTR4-2419 for built-in applications in credenzas, cabinetry or millwork, the top section of the rack slides forward on four (4) support rails set into its base, then rotates left or right and locks at 60 or 90 degrees for superior access to equipment and connections. The rack features four corner post mounting rails and a front securing/finishing panel. Ships unassembled in two cartons.