500GB- 2.5" SATA3 Hard Disk Z7K500-500 Hitachi Z7K500-500 HDD 2.5" SATA 320GB-600GB. PcHub.com - Laptop parts , Laptop spares , Server parts & Automation
HGST Travelstar 500GB 2,5" 7.2K SATA Z7K500 Hard Drive
Amazon.com: HGST Travelstar Z7K500 HTS725050A7E630 (0J38075) 500GB 7200RPM 32MB Cache SATA 6.0Gb/s 2.5-inch Internal Notebook Hard Drive - 2 Year Warranty (Renewed) : Electronics