The Hubbell VM1213 MAX Series Vertical Cable Manager offers robust cable support at every rack unit to prevent damage, ensuring your connections remain secure. Constructed from durable steel, it can handle heavy cable loads with ease. The dual-hinged door allows for effortless access from both the left and right sides, enhancing usability. Featuring a universal mounting hole pattern, it easily attaches to relay racks and four-post server frames. This single-sided cable manager is 12" wide, 13" deep, and fits a 45U rack unit. Upgrade your setup with this reliable and practical cable management solution today!