HGST HUA723030ALA640 3TB 7200RPM 3.5" SATA Internal Hard Drive - HD21

WD Purple WD30PURZ-85GU6Y0 3TB 3.5" SATA Surveillance Hard Drive - HD20. Interface: SATA. SanDisk Ultra II SDSSDHII-480G 480GB 2.5" SATA 6G/s SSD Solid State Drive - HD18. FULLY TESTED and REFORMATTED Our hard drives are formatted to NTFS for Windows OS.

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