Middle Atlantic 1RU D-Ring Horizontal Cable Manager - HCM1DGeneral Information Manufacturer: Legrand Group Manufacturer Part Number: HCM1D Manufacturer Website Address: http: www. legrand. us Brand Name: Middle Atlantic Product Name: Middle Atlantic 1RU D Ring Horizontal Rack Cable Manager Marketing Information: 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