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1CU162-500 Seagate SV35 Series 1TB 7200RPM SATA 6Gbps 64MB Cache 3.5-inch Internal Hard Drive
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Seagate BarraCuda ST1000DM010 1TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5" Hard Drive Bare Drive - Walmart.com