Great expansion install up to 4 data storage devices wthe modular drive racks a dual expansion slot vga up to 255mm a tower cpu cooler up to 140mm together with a high wattage psu up to180mm and still offers a 80mm cable management space interchangeable side panels symmetrical panels allow users to build the system with personality 2 magnetic and removable side filters and 1 removable pus dust filter and 1 adjustable shockproof rubbers built with bottom panel outstanding cooling perfor