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Amazon.com: Seagate BarraCuda Pro 4TB Internal Hard Drive Performance HDD – 3.5 Inch SATA 6 Gb/s 7200 RPM 128MB Cache for Computer Desktop PC, Data Recovery (ST4000DM006) : Electronics
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Seagate Barracuda ST4000LM024 4TB 2.5" SATA Internal Hard Drive 15mm HDD | eBay
BarraCuda 4TB 2.5" Internal Laptop Hard Drive, 5400 RPM, SATA 6Gb/s, Up to 140MB/s Data Transfer Rat ST4000LM024
ST4000LM000 Seagate Barracuda 4TB SATA 6.0 Gbps Hard Drive