Antec VSK4000B-U3 (ATX) Mid Tower Cabinet (Black)Features:Front ports: – 2 x USB 3.0 – audio In/OutExpansion slots: 7 expansion slotsMotherboard support: standard ATX, micro ATX, Mini-ITXDrive bays: 3 x 5.25 inch external drive bays – 1 x external floppy drive bay – 5 x 3.5 inch internal HDD baysWater cooling support: rear water cooling grommetsUnit dimensions:412 mm (H) x 185 mm (W) x 440 mm (DBuilt with durable, SGCC steel, the Antec VSK 4000 B-U3 is a tough case meant to last for several builds without fail. The VSK 4000 B-U3 also meets Thermally Advantaged Chassis (TAC) 2.0 guidelines and is upgraded with two USB 3.0 ports, nine drive bays, and seven expansion slots.Building a system starts with buying a case, then comes the parts that goes into it, which the cost can add up very quickly. The VSK 4000 B-U3 is here to provide the basic platform to start building your very own system. It’s humble design and practical functionality contains the fundamentals for a performance chassis. The VSK line is designed to be a stepping stone for those who want to upgrade their system later on. Each chassis devotedly serves their purpose as a cost-effective, unforgettable part of your system building experience.