Tripp Lite's SmartRack 24U Mid-Depth Rack Enclosure Cabinet is packed with features designed to simplify rack equipment installations and rack equipment maintenance: top and bottom cable routing ports, perforated front and rear doors and solid side panels promote efficient airflow, adjustable vertical mounting rails and more. And as part of the SmartRack family, the SR24UB is compatible with Tripp Lite's extensive range of rackmount accessories, enabling you to customize your solution to meet any requirement. The SR24UB ships fully assembled for quick installation.