Fujitsu Eternus 600GB 10K 6G SAS 2.5 These are small form factor disks, 2.5 sff and are 10K pm speed. New disk with 2 year warranty. Complete with Eternus Caddy.

HP Original 600GB 15k  SAS (Serial Attached SCSI) 3.5" LFF 4TH Gen Enterprise NL SAS hard disk drive BRAND NEW - 2 Years Warranty RTB  SAS-2, 6Gbps, Complete with HP Caddy.