Thermaltake Commander G42 Window SPCC ATX Mid Tower Computer Chassis CA-1B5-00M1WN-00 eSPORTS look front bezel along with the spirit Space is of the Essence in mind by incorporating an outsize body structure with full black convex and perforated panel design Standard 3 x 5.25 and 6 x 3.5/2.5 with innovative tool-free drive bay design minumized the hassels G42 delivers the most scalable graphics platform in a mid-tower category, with 8 + 1 PCI-E expansion slots which support for both Native 4-way ATI CrossFireX and Nvidia SLI G42 support motherboards size up to standard ATX and CPU cooler installation, with the aid of extra convex side panel G42 has the space for Advanced Cable Management up to 38mm. 2 pre-installed 120mm front and rear case fans, G42 has 3 more optional 120mm fans mounting area to optimize air cooling with dust filters G42 supports up to 240mm radiator water cooling system with long graphic card to unlock CPU's overclocking potential and outstanding cooling efficiency.