Secure your equipment with this StarTech Server Rack 12U 36" Knock-Down Server Rack Cabinet with Casters. It features a vented acrylic front door and a mesh one on the rear. This knock-down server rack is simple to roll from your current location to another quickly. The solid and high-quality housing helps ensure your expensive computer items are undamaged. This 12U server rack cabinet is built to release the heat that the CPUs release inside.