The Leviton 492U RMS-HFR Horizontal Cable Management unit is designed to neatly route and organize patch-cords and cables at both the front and rear of equipment racks. It accommodates both fiber and copper cabling, ensuring broad usability. Compliant with ANSI/TIA 568 standards and cULus listed, it meets high safety and quality benchmarks. Featuring PVC rated UL 94V-0 materials, it promises durability and flame resistance. The horizontal slotted ducts measure 3"x3" at the front and 2"x4" at the rear, all within a 2RU space, complete with sleek black covers. Enhance your setup's cable management with this reliable solution today!