Never used, ready to install, original tags and box. Signed Seagate Cheetah Ultra 320 SCSI, model ST336607LC, 36.7GB, 10K RPM, 80 PIN, 3.5 inches hard disk drive. Compatible with both SCSI and SCSI Ultra 320 interfaces. Dimensions: 5 3/4, X 4 X 1 inches. See our other high quality hard drives for home or office use.