Antec 300 computer case. Used. Accepts motherboards up to ATX size. Includes two untested 120mm fans. Specs: -Versatile chassis with six hard-drive bays, three optical-drive bays, one internal bottom-mounted 2.5in. SSD drive bay, and seven expansion slots -CPU cutout allows for easy installation of CPU coolers -Perforated front bezel for maximum air intake -Top-mounted audio in/out and USB ports for easy access