Tool free door lock design, which guarantees durability and style Equipped with a PSU cover with a ventilated design to improve airflow and hide those unsightly cables Specially designed for dual GPU placement options, integrated riser GPU support bracket not only prevents the graphic card from sagging, but also helps to reduce the weight on the motherboard PCI-E slots With Patented Rotational PCI-E slots, you can choose the way you want to display graphic cards vertically or horizontally 2 x 2.5’/3.5’ with HDD Rack + 2 x 2.5’ or 1 x 3.5’ with HDD Bracket + 1 x 2.5’ with HDD Bracket behind MB Tray One 140mm Front Fan + One 120mm Rear Fan Pre-installed Supports Mini ITX, Micro ATX, ATX Motherboards I/O PORT - USB 3.0 x 2, USB 2.0 x 2, HD Audio x 1, Reset Button x 1 Max CPU Cooler Height: 172mm / Max VGA Length: 282mm (with HDD Rack), 400mm (without HDD Rack)/ Max PSU Length: 220mm Dimension - 22.2’ x 9.4’ x 19.7’ / 33.15 lbs.