X5238A SUN 18.2GB 10K SCSI HARD DRIVE X5238A$69.95 X5247A SUN 18GB 10K SCSI HARD DRIVE X5247A$75.00 X5237A Sun Original 18GB SCSI 1" 10K HARD DRIVE X5237A$65.00 X6720A SUN MICRO 18GB 10K FIBRE CHANNEL HARD DRIVE X6720A$69.95