Solid Gear Computer Case SDGR-CA-G5-01-BK Intelligent Design (tool-less drive installation, anti-vibration technology, bottom PSU mounting, and superior airflow due to its placement of venting) Advanced Air and Water Cooling Capable Flexible Cooling Options (Number of Fans can vary depending on the User's preference) Spacious Interior capable of installing two dual-slot graphics cards 5.25" and 3.5" Screw-less Design