Seagate St9500420As， 500Gb Mobile Sata Momentus， 7200Rpm 16Mb Cache<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Seagate</li><li>ST9500420AS</li><li>Notebook / Laptop Drives</li><li>7200 RPM</li><li>500GB</li></ul></div><img src="http://ecx.images-amazon.com/images/I/5186u%2BW0voL.jpg" noproxy>