Powered by a new and exclusive 3D Vapor Chamber technology, the MasterAir Maker is an innovative approach to cooling down your CPU and protecting your internal components. Unique customization options lets you choose from two bundled top cover designs, as well as adjust the fan size, model or position, allowing for memory or graphics card clearance. The MasterAir Maker is a perfect fit for gamers and enthusiasts.supports both 140mm and 120mm fans. A special bracket design lets you quickly and easily adjust, remove, and replace fans. Simply hold the release tab and slide the fan up.