Leviton's unique Versi-Duct Cable Management System offers a wide selection of unique accessories that make it easy to route and manage UTP and fiber cable. Accessories include slack loop organizers for proper control of cables cable retainers mounting brackets horizontal duct cover hinges to provide easy access for adds moves and changes and grey designer covers. Versi-Duct Horizontal Duct Extended Cover 1RU. Fits all standard 19 inch racks Horizontal managers include bend radius compliant clips Finger spacing aligns with Leviton patch panel port openings to better manage patch cords