Revolutionary 90 degree motherboard mounting from RAVEN RV01. Three 180mm fans for unprecedented positive pressure and stack effect cooling Supports liquid cooling radiator mounting. Motherboard back plate opening behind CPU area for quick cooler assembly. Updated hard drive suspension system to prevent drive noise. Supports 11 wide ATX motherboard. Supports eight expansion slots. model : SILVERSTONE RV02B-W 0.8 mm Steel ATX Full Tower Computer Case (Matte Black) tag : Computer Cases