This open air mining rig is made of , which can withstand use. Features the steel plate material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features -Color: Black -Material: steel plate -Size: 63.60X24.90X23.90cm/24.99X9.79X9.39in Graphics card specifications: graphics card length is not , display spacing 65MM (not included) Heat sink: CPU heat sink height is not (not included) Support power supply: support 2 ATX power supplies, support extended power supply within 240MM (not included) Storage device: SSD X 1 and X 1 (not included) Fan specifications: 12CM fan X 5 (the product does not include fans and fan screws) - Double layers design, upper layer is for direct plug motherboard and GPU, lower layer is for power supply and hard drive. - This rig supports dual ATX power supplies with up to 245mm in length. - the cooling fans (screw into from inside, screws not included) then install the graphic cards. - Reliable layout, convenient installation and improve heat dissipation effect. - Thickened bracket, more stable in graphic card fixation, reduce fan resonance to prevent damages towards your components. Package list: 9 x Hexagonal 11 x motherboard screws Hexagonal screws 1 rig