Features: and high quality Standard Design: The durable open mining rig frame is designed according to the standard hole of ATX motherboard, graphics card, hard disk and power supply. Four cooling fans can be installed to achieve efficient cooling and ensure efficient operation of the equipment. Heat Dissipation Design: Professional design by miners, accelerates convection, enhances heat dissipation, and prolongs the service life of the graphics card. With GPU Slots: 6 GPU slots(Not including GPU). The distance between 6 cards is 81mm/ 3.19in. The length of the graphics card is unlimited. Easy Installation: The stackable miner computer rack with strong structure is easy to install. It can keep all cables clean and orderly, as well as all items in the mining machine. High-Quality Material: The open-pit mine frame is made of the highest quality stainless steel material, which is strong, durable and easy to use. Fully protect your GPU and electronic equipment. Specifications: Name: Durable Open Mining Rig Frame for Case Size: approx 500x268x240mm/19.7x10.5x9.45in( length,depth height) Material: Metal Motherboard Size: maximum 305x245mm/ 12.01x9.65in Graphics Card Specifications: graphics card length is not limited, support 6 cards 81mm/ 3.19in Radiator: CPU radiator height 95mm/ 3.74in Support Power Supply: support ATX power supply, support extended power supply Storage Device: SSDX2+HDDX1 Fan Specifications: 12cm fanx4 Product Material: bracket 1.5mm/ 0.06in, bottom plate 8mm/ 0.31in surface sprayed with sand grain black Standard Screws: hexagonal column 9pcs, motherboard screw 11pcs, hexagonal screw 26pcs (fixed rack 12pcs, fixed graphics card 8pcs, fixed power supply 4pcs) Colour: Black Note: Due to the lighting effects and shooting angles, there is color difference in the product, please understand. Due to manual measurement, there is a tolerance in the product size. Package includes: 1 PC x Mining Rig Frame for Case 1 Set x Fixed Installation Screw Pack