COUGAR Evolution Galaxy, Full Tower, Server, White, ATX, micro ATX, 12" (30.5 cm), 120 mm COUGAR Evolution Galaxy. Form factor: Full Tower, Type: Server, Product color: White. Front fans diameters supported: 120 mm, Side fans diameters supported: 140 mm, Rear fans diameters supported: 120 mm. Supported HDD sizes: 2.5,3.5". Width: 8.78" (223 mm), Depth: 20.6" (523 mm), Height: 20.2" (514 mm) Cougar has garnered success over the years based upon the quality of their power supplies. Most recently entering the chassis market, Cougar has built up quite a line-up of chassis, everything from the compact mini tower Spike all the way up to the f...