iMac Ersatz 1TB Festplatte, 3,5", OSX Sierra & Extra Software Pack
They are instantly bootable with OSX Sierra. and are suitable for any 2009-2011 iMac. The photos show the drive being used to boot a 27" 2011 i5 iMac. but they will fit straight into any 2009, 2010, or 2011 iMac.