... 4.Model :ST920217AS Notice:We still have the follow : 3.5 inch 160gb, 250gb ,320gb,500gb,1 tb,2tb, 3tb desktop hdd2 ... .5 inch 20gb,40gb,60gb,80gb,120gb,160gb, 250gb ,320gb,500gb,750gb; ... 2.5" 5.4KSeagateST920217AS20GB SATA 2.5" 5.4K power supply sata hard disk drive 20GB HDD 5.4k 2.5inch ST920217AS for Seagate 2.5 inch ...