Lynn Electronics 1U Fiber Optic Rackmount Enclosure Panel, holds 3 LGX footprint panels or modules for a maximum capacity of 72 fibers. Fits 19 and 23 inch racks. High Quality 18 Gauge Steel Black Powder Coat Finish LGX Footprint for adapter strips and modules Fits on both 19" and 23" racks, enclosures and cabinets Secure way to manage fiber terminations and splices