The Leviton 491RU-HFR 1RU Rack Horizontal Slotted Duct Cable Management System is a professional-grade cable management solution designed for organized and efficient routing of cables in rack-mounted cabinets and frames. Made by the trusted brand Leviton, this system is built to accommodate cables neatly and securely within a 1U rack unit height. Manufactured in Taiwan, this cable management system offers a reliable and durable option for managing cables in enterprise networking environments.