1、MULTIFUNCTION: DIY open chassis frame supports ATX motherboards, 360 water cooling, 2 hard disk drive bays, and up to 256MM graphics cards. 2、POWERFUL COOLING: Computer open case bracket supports 3 x 12CM fans or 360 water coolers to ensure low temperature operation inside the chassis. 3、FLEXIBLE HARD DISK: Computer case frame chassis rack supports 2 hard disk bays HDDx2 or SSDx2 or SSD and HDD to meet different storage needs. 4、LARGE SPACE EXPANSION: DIY open chassis frame supports full height graphics card up to 256MM, suitable for various ATX, M ATX, ITX motherboards. 5、SIMPLE OPERATION: Press bounce to turn on the computer, long press to turn off the computer, easy and fast operation. Item Type: DIY Computer Motherboard Case Rack Material: Steel Plate Number of Supported Graphics Cards: Full Height Graphics Cards Supported Motherboards: Support All ATX, M ATX, ITX Motherboards Support Power Supply: ATX Power Supply Hard Disk Space: 2 After Installation Size: Approx. 402 x 257 x 182mm / 15.83 x 10.12 x 7.17in 1 x Base Plate 1 x Fan Stand 1 x Hard Disk Shelf 1 x Handle 2 x Screw 1 x Hex Screwdriver 1 x Power On Cable 1 x Instruction Manual 2 x Power Supply Bracket 1 x Graphics Card Bracket 3 x Strap 4 x Foot Pad 1 x Accessory Screw Pack