Buffalo 1 TB Spare Replacement Hard Drive for DriveStation Quad， LinkStation Pro Quad and TeraStation (OP-HD1.0T/4K-3Y)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Optional Hard Drive for TeraStation</li><li>SATA 3 Gb/s</li><li>Available in 500 GB， 1 TB， 2 TB</li><li>3 Year Warranty</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41gdtgzdWML.jpg" noproxy>