The Panduit® Open-Access® Horizontal D-Ring Cable Manager provides open and efficient access to power, coaxial and communications cables and switch ports. Thanks to a unique steel frame with modular plastic snap-in D-rings, the cable manager is not only lightweight and durable, but flexible enough to endure seamless moves, adds and changes. It is compatible with any standard EIA 19” rack or cabinet. D-Rings on front only, 1RU, 19.0in x 3.4in x 1.7in (483mm x 88mm x 44mm), 1pc + CMDRH1 D-ring. .. see full description