buy ATX Semi-tower Box MSI 306-7G27R21-JA4 Black . The MSI MPG VELOX 300R AIRFLOW PZ ATX mid-tower case is a solid choice for users seeking a gaming chassis designed for Midi-Tower PCs, made of metal with a sleek black finish. Its design prioritizes efficient cooling, featuring two large 160 mm front fans by default that ensure optimal airflow and also support 120, 140, and 160 mm fans, while other secondary positions can house 120 mm fans, allowing balanced thermal dissipation for high-performance components. The power supply is located at the bottom of the case, compatible with standard ATX formats, simplifying installation and improving internal space management. For storage, it supports 2.5 and 3.5-inch hard drives and 2.5-inch SSDs, offering flexibility to configure different storage types according to user needs. Its dimensions—width of 235 mm, depth of 485 mm, and height of 518 mm—provide adequate volume to assemble common gaming hardware without sacrificing ergonomics or desk space. Additionally, it features modern connections, highlighting USB-A 3.2 ports for fast data transfer with compatible peripherals. This case combines functionality, standard compatibility, and a design focused on thermal performance, making it a practical and efficient solution for users looking to build a reliable, well-ventilated gaming PC. Type: ATX Semi-tower BoxPCGamingColour: BlackForm factor: Midi-TowerMaterial: MetalCharacteristics: On buttonPorts: Audio entryCompatible: 2,5" Hard DriveLighting: RGBExpansion slots: 7Power supply: ATXConnections: USB-C 3.2 Gen 2 (3.1 Gen 2)USB-A 3.23.5mm jack cable