The Middle Atlantic Additional Rackrail DRK19-RR44 PRO is an add-on rackrail designed specifically for use with all the DRK19-44 PRO Series Cable Management Enclosures that feature 6mm square-hole (cage-nut style) threads with EIA Standard spacing (the DRK19-44 PRO enclosure comes in various depths, but this rackrail accessory works in all of these square-hole, 44U racks). This item includes one pair (2) rackrails, which accommodate 19 Inch panel-width equipment.
