It is probably the best rack for mining virtual currency you can buy It can be stacked, elegant in shape, easy to move, and reserved enough space for equipment overhaul Professional team design for miner,accelerating the air convection, enhancing the cooling and extending the service life of graphics cards Standard aluminum alloy material, strong, durable and available for repeated addition, fully protecting your graphics cards and electronic device Included motherboard power switch saves you the hassle of manually jumping the motherboard with wires and tools that expose your machine to danger. Optional fan mounts to keep your mining rig even cooler. Adaptive with standard ATX/MATX/FLEX motherboardsSupport 19 GPU Specification: Rack size: 88x36x55CM Dimension of fan: 12cm Compatible: 19 GPU Color: Black Package include: 1 set of mining frame Rack 18x Fans(The fan color is sent randomly) International BuyersPlease Note: a.Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility. b.Please check with your country's customs office to determine what these additional costs will be prior to biddingying.