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Seagate 3TB 3.5in SAS Hard Drive ST33000651SS
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WD Blue 2TB HDD 3.5” Internal Hard Drive- Open box (ships Same Day from PA, USA) | eBay
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Dell 1.2TB 10K RPM SAS 12Gbps 512n 2.5in Hot-plug Hard Drive 3.5in Hybrid Carrier | Dell USA
Seagate BarraCuda® 8 TB 3.5" (8.9 cm) internal HDD SATA III ST8000DM004 Bulk | Conrad.com