Western Digital 500GB Hard Disk Drive
 
Western Digital 500GB Hard Disk Drive
 
Western Digital WDE1U5000 500GB Portable External Hard Disk Drive
 
Western Digital WD RE2-GP WD5000ABPS - Hard drive - 500 GB - internal - 3.5 - SATA-300 - 7200 rpm - buffer: 16 MB
 
Western Digital Caviar SE16 WD5000KS 3.5" 500GB Hard drive
 
Western Digital 500GB 3,5" WD Caviar RE WD5001ABYS SATA2 7200rpm 16MB