FAN & RADIATOR SUPPORT The front supports up to two 140mm fans & up to a 240mm radiator. The rear supports a 120mm fan or radiator, & the top two 120mm fans. All to ensure you don’t have to compromise on performance. MAIN COMPONENTS CLEARANCE The Master Box Q300P case supports CPU coolers up to a height of 159mm, graphics cards up to a length of 360mm, & power supplies up to a length of 160mm. MODULAR I/O PANEL The I/O panel can be adjusted to six different locations. On both side of the body you can install the I/O panel at the front, top or bottom. EASY TO HANDLE Four removable handles make it easy to transport or carry your full system build to a LAN Party. EDGE-TO-EDGE SIDE PANEL Show off your build through the full size transparent side panel.