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Seagate ST9500420AS 9HV144-071 FW:0003LVM1 WU 500gb 2.5" Sata Hard Drive 890552658503 | eBay
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Seagate Momentus 7200.4 (ST9500420AS) Review: Seagate's Momentus 7200.4 is a 7200rpm hard drive that will fit in a notebook - PC Components - Hard Disk Drives (Internal) - PC World Australia