Beige 4U Rackmount Server Chassis. 19" Rack for Extended ATX Boards.ISD-400.SALE
Form factor: ATX. Takes Micro ATX (9.6"x9.6"), Full ATX (12"x9.6") and Extended ATX (12"x13") boards. -When using an extended ATX board (size up to 12" x 13"), the lowest 5.25" Bay cannot be used for a drive.