Organize patch cords and maintain a required bend radius. Available in a wide variety of styles to suit any application. The D-Ring rack cable manager provides a creative solution for adding individual D-Rings to a rack or on a wall using appropriate fasteners. For optimal performance, do not exceed a 50% fill rate when passing cables through cable rings. The cable management is constructed from 16-gauge steel, and finished in a durable black powder coat. "D-ring" style on front, fast and easy to route cables. No end rings. Welded steel construction. Durable black powder coat finish.Organize patch cords and maintain a required bend radius. Available in a wide variety of styles to suit any application. The D-Ring rack cable manager provides a creative solution for adding individual D-Rings to a rack or on a wall using appropriate fasteners. For optimal performance, do not exceed a 50% fill rate when passing cables through cable rings. The cable management is constructed from 16-gauge steel, and finished in a durable black powder coat. "D-ring" style on front, fast and easy to route cables. No end rings. Welded steel construction. Durable black powder coat finish.