1、MULTIFUNCTION: DIY gaming computer case supports EATX, ATX, MATX, ITX motherboards, X79/X99 single and dual channel motherboards, up to 330X330MM motherboards, 360 water cooling, 4 hard drive bays, and full height graphics cards. 2、POWERFUL COOLING: Support 1 12CM fan or 120 water cooling at the back; support 3 12CM fans or 1 240 or 1 360 water cooling at the front. 3、FLEXIBLE HARD DISK: DIY computer open chassis rack supports 4 hard disk bays HDDx2+SSDx2 to meet different storage needs. 4、BACKPLANE CABLE HOLES: Gaming PC case open frame with cable holes, support for backplane cable routing, the whole machine is more neat and tidy. 5、LARGE SPACE EXPANSION: EATX motherboard case frame can stand or lie down and be stacked for different scenarios, up to ten layers. Item Type: ATX Open Chassis Case Rack Material: Steel Plate Supported Graphics Cards: Full Height Graphics Cards Support Motherboards: Support EATX, ATX, MATX, ITX Motherboards, X79/X99 Single and Dual Channel Motherboards, Maximum Support for 330 x 330mm / 13.0 x 13.0in Motherboards. Support Power Supply: ATX Power Supply Hard Disk Space: HDDx2+SSDx2 After Installation Size: Approx. 435 x 340 x 195mm / 17.13 x 13.39 x 7.68in 1 x Base Plate 2 x Left and Right Fixing Bracket 2 x Front and Rear Mounts 1 x Graphics Card Mount 1 x Power On Cable 1 x Hex Wrench 1 x Power Supply Fixing Piece 2 x Accessory Screw Pack