"The Cooler Master iTower 930 Case has lots of excellent features. There are six external 5.25" drive bays and four 3.5� external drive bays. Each of these 3.5� drive bays has an integrated hot swappable SATA hard drive enclosure, which makes installation of hard drives simple.  This case is compatible with  Micro ATX, Standard ATX, and CEB server form factor motherboards. It also has a unique cooling design. This case is like a tank though, weighing in at 16kg (35lbs). Watch the Video to find out more..." ~3dGameMan.com