Feature:1. It is a Nude building blocks frame, lightweight and convenient disassembly, which can be stacked.2. Easily assembling with the simple structure, you can fully experience the fun of DIY.3. Made of high-quality 20* 20 aluminum alloy, steady for use.4. Open frame design has good heat dissipation performance.5. Support ATX ordinary large power supply.Spec:Type: Blocks Bare FrameApplicable Mainboard: ATX (305 * 244mm/12 * 9.6in)Power: ATXHeat Dissipation: NudeAssembly: DIYExtended Hard Disk Position: 1pcsPCI Extended Card Slot: 7pcsSwitch Interface: Start/restart switch and indicator lightMaterial: 20 * 20 Aluminum Alloy + Acrylic AccessoriesSize: Approx. 422.5 * 248 * 154mm/16.6 * 9.8 * 6.1inColor: As Pictures ShownWeight: Approx. 1368gPackage list:4 * Black Brackets2 * Red Brackets1 Box of Auxiliary Means1 Box of Screws1 * Installation Instructions1 * Accessories InstructionsNote:1. The computer case needs to be installed by yourself. Please be patient and assemble according to the instructions.2. Some panels are designed with one-time disassembly, which should be considered carefully before starting.3. The main board is ITX structure, the size must be 305 * 244mm/12 * 9.6in or less.4. Regular maintenance of acrylic panels will maintain the original bright after tear off the film.5.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering!