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Amazon.com: Seagate IronWolf Pro 20TB NAS Internal Hard Drive HDD – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache for RAID Network Attached Storage, Rescue Services – Frustration Free Packaging(ST20000NEZ00) : Electronics
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Seagate NAS HDD ST6000VN0021 6TB 128MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive Bare Drive Desktop Internal Hard Drives - Newegg.com
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