Full mesh on the front panel and top with large vents on the side panel for superior cooling 3 designated places for radiators: 240mm: top, front; 120mm: rear Supports up to three 200mm large fans for extreme airflow with support for up to 9 total fans (KKN1: 9 fans, KWN1: 7 fans) New ODD tool-less design EZ tray for quick installation Supports up to 10 SSDs (4 in the removable HDD/SSD combo cage, 1 behind the M/B tray) and 7 HDDs with HDD/SSD combo trays Dual Super Speed USB 3.0 High-end component support *long graphics cards up to 423mm and tall CPU coolers up to 171mm Multiple removable dust filters (top, front, PSU) for improved system maintenance Top compartment with cover to place personal belongings