Features:1. It is a bare frame of building blocks, which is light and compact, easy to disassemble and can be superimposed.2. Simple aluminum profile construction, for you to fully experience DIY fun.3. 20x20 aluminum profile, the vertical structure is very firm.4. Support ATX ordinary power supply.5. Open chassis design, good heat dissipation.6. Good compatibility, support ATX, M-ATX, for ITX motherboard.7. You can even carry it away, which need to be equippped with a handle.8. Support independent graphics card, which requires optional graphics card accessories.Specifications:Chassis Style: Bare Metal FrameApplicable Motherboard: for ITX Motherboard (17 x 17cm) M-ATX, ATX MotherboardPower Supply Design: ATX Ordinary Power SupplyThermal Performance: Full Bare Heat DissipationChassis Assembly: DIY Self-AssemblySupport for Extended Hard Drive Positions: 1x 3.5inch, 1x 2.5inchSupport PCI Expansion Slots: 7Switch Interface: Start or Restart Switch and IndicatorChassis Material: 20x20 Aluminum Profile or Acrylic AccessoriesSize: (LxWxH)Approx. 315x246x353mm or 12.40x9.69x13.9inch (After Assembly)Color: Black, Red OptionalPackage List:9 x Aluminum Alloy Pipe4 x Bracket Gasket and Screw Bag1 x Installation Assistance Accessories Screw Type Box (Plastic Box)1 x Mounting Assistance Accessory Bezel Type Box (Paper Box)1 x Installation Instructions Manual1 x Handle (With a Set of Screws)Note:1. The chassis needs to be installed by DIY yourself. Be patient and follow the instructions.2. Some panels are designed for disassembly at one time, so start after considering and preparing.3. The motherboard is of size 305x244m and less.4. Regular maintenance of the acrylic panel will maintain the brightness of the original tear film for a long time..