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Amazon.com: (Old Model) Seagate 1TB NAS HDD SATA 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000VN000) : Electronics
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Western Digital 4TB WD Red NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, SMR, 256MB Cache, 3.5" - WD40EFAX : Electronics
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