Feature:1. You can fully enjoy the fun of DIY with the easy assembling of the simple structure.2. Made of high-quality 20x20 aluminum alloy material, sturdy and durable, and supports for ATX ordinary large power supply.3. Nude building blocks frame, lightweight and easy to install and disassemble, which can be stacked.4. It adopts high specification craft, precise hole position, convenient for install.5. Open frame design, with good heat dissipation performance, bringing great using experience.Specification:Item Type: Computer CaseCase Style: Bare building blocks frameApplicable Mainboard: For ITX (17x17cm/6.7x6.7in)Power: ATX ordinary large power supplyHeat Dissipation: BareAssembly: DIYExtended Hard Disk Position: 1 (3.5in or 2.5in)PCI Extended Card Slot: 2 Switch Interface: Start/restart switch and indicator lightMaterial: 20x20 Aluminum Alloy/Acrylic AccessoriesAssembled Size: Approx. 315x210x154mm/12.4x8.3x6.1inPackage List:5 x Black Brackets1 Box of Auxiliary Tool1 Box of Screw1 x Installation Instruction1 x Accessories Instruction