HOFFMAN's EC6S7 CABLETEK-EC Vertical Cable Manager, Black, 84 in. H, 6 in. W, 11.5 in. D, Single-Sided, 45RU Attach CABLETEK-EC Vertical Cable Managers to the sides and/or in between open-frame racks to economically provide support, easy access and proper cable management with easy cable installation for Network rack-mount equipment. The front side provides support, management and high cable capacity for patch cords with easyto- remove front covers standard. The rear of the manager provides the same support for horizontal cabling (Cat 5e, 6, 6A and fiber)