Cooler Master HAF XB - High Air Flow Test Bench and LAN Box Mid Tower Computer Case with ATX Motherboard Support Direct front to back airflow over CPU and mainboard for extreme cooling performance Supports 240mm radiators with extra clearance for thick, high performance radiators or push-pull fan configurations Supports tower CPU coolers with a height up to 180mm and up to 334mm long high-end graphics cards Motherboard tray can be removed to install, remove, or swap components The first case that quickly and easily transforms into a Test Bench - ideal for enthusiasts and overclockers Dual USB 3.0 SuperSpeed ports and X-Dock slots at the front panel for lightning fast plug-n-play I/O Rigid carrying handles on the side panels