Zorpia Universal Desktop Computer ATX/MATX Hard Drive Mobile Blank Rack Drawer Tray Storage case/Box / Blank Drawer Rack (5.25"), for Computer Accessories/Storage Devices - White A 5.25" blank drawer for installing in desktop computer Great room for extra storage / Removable blank drawer for desktop computer without wasting valuable bay space can store your computer accessories or storage devices like portable harddisk, memory cards or USB flash drive 4 screws are attached to this package. Easy for installation Provide more space for extra storage, anti-skidding design so that the drawer will not slid out easily