The RM3U x 22" SIDE PANEL BLACK from Hammond Manufacturing is a premium side panel designed for 3U rackmount enclosures. This black side panel is made from high-quality steel, ensuring durability and a sleek finish. Measuring 22 inches in height, it provides a perfect fit for standard rack systems. The panel is easy to install and enhances the overall aesthetics of your equipment setup. Ideal for protecting internal components and maintaining airflow, the RM3U side panel is a must-have for any professional audio or IT rack configuration.