Corsair, a worldwide designer and supplier of high-performance components to the PC gaming hardware market, today announced the Carbide Series mid-tower cases. The Carbide Series 400R and 500R have been designed for PC gamers with the same builder-friendly philosophy as the award-winning Obsidian Series and Graphite Series of PC cases, but with a competitive price. New system builds, develops and upgrades are fast and simple, thanks to the easy side panel access and tool-free drive mechanism and removal. Corsair's innovative cable-management system allows for clean-looking builds and increase airflow.