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WD Red WD40EFRX 4 TB SATA 6 Gb/s Hard Disk Drive with NASware : Amazon.co.uk: Computers & Accessories
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WD40EFRX - Used - WESTERN DIGITAL 4.0TB 5.4K RPM CLASS SATA 3.5 INCH LARGE FORM FACTOR LFF WD RED NASWARE 3.0 ADVANCED FORMAT AF 6GB/S SATA3 64MB CACHE HARD DRIVE ( 4000GB / 4TB )
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