BitFenix Merc Alpha BFC-MRC-100-KKX1-U3 No Power Supply ATX Mid Tower Case (Black) Steel / Plastic ATX Mid Tower Drive Bays: External: 3x 5.25", 1x 3.5", Internal: 6x 3.5", 1x 2.5" Expansion Slots: 7x PCI Slots Fan: 8 Front I/O Panel: 2x USB 3.0 Ports, 2x USB 2.0 Ports, Audio