WD Blue WD5000LPCX 500GB 5400 RPM 7mm 16MB Cache SATA 6.0GB/S 2.5" Internal HDD - Walmart.com
Amazon.com: 500GB Toshiba 2.5-inch SATA laptop hard drive (5400rpm, 8MB cache) MQ01ABD050V (Renewed) : Electronics
NEW Seagate 500GB 5400RPM SATA Thin 16MB 2.5" Hard Drive (ST500LT012) HDD laptop | eBay
Western Digital 500GB Mobile 7.00mm Hard Disk Drive 5400 RPM SATA 6 Gb/s 2.5 Inch PN: WD5000LPVX-00V0TT0, WD5000LPVX00V0TT0 | Western Digital | happyATMs.com
Amazon.com: Toshiba 500GB 2.5-inch SATA Laptop Hard Drive (5400rpm, 8MB Cache) MQ01ABD050 : Electronics