The economical AtlasIED 244-25 cabinet is 22 5/16" wide, 25 1/2" deep, and contains 44RU vertical panel spaces. The 244-25 cabinet includes one pair of 11-gauge CRS adjustable mounting rails. The series is constructed of 16-gauge CRS and include base, top panel, side panels, mounting rails, a removable rear door with cylinder lock and flush door pull handle. Offers several installer-friendly advantages, including an expanded 6RU opening in the cabinet top and bottom which can be left open for wire access and/or ventilation, or closed using a standard vent or solid panels. Rear doors (included with all models) are hung with quick-release spring hinges which allow them to be rotated 180-degree for right or left-hand opening. If a front door is ordered, it will be keyed differently than the rear door for security. Rack rails are precision tapped 10-32 and recessed 11/16" (17.5mm). These plated rails include convenient RU indicator hash marks to aid in equipment alignment. Rails are standard E.I.A. 5/8"-5/8"-1/2" spacing.