The Middle Atlantic Quiet-Cool Series Console Top Monitor Side Panels SPNQ3T-1427-1217-1217BK (Black) are solid steel side panels designed for use with the Middle Atlantic Quiet-Cool Series Top Monitor Rack. Add an additional layer of protection and security to your setup. These lift-off side panels feature sound-dampening insulation to reduce noise output in your rack. This item includes one pair of side panels and is specifically designed for use with the top-monitor, 17°, sloped section of SCQ-1427-1217 consoles.