Modular High-Density Racking System (HDRS) for network cross-connect. HDRS is a well-engineered cross connect and hosting platform that offers you a high level of versatility and flexibility in systems design for ultimate network density and management. High-Density vertical manager half door allows easy cable access and hinging of the doors to both right and left side. One standard hand tools are required for quick installation and simple field reconfiguration and modification, Designed to work seamlessly with Belden IBDN copper and fiber systems, cable management fingers align with the rack RUs for easy routing of patch cords to vertical managers, eliminating the need for horizontal managers, High level of modularity enables ease of removal of reconfiguring Belden's wide selection of accessories and components, Interchangeable cable retention gates, doors, fingers and accessories adapt to specific needs