Seagate Momentus Thin 5400.9 500 GB 5400RPM SATA 3Gb/s 16 MB Cache 2.5-Inch HDD

Momentous Thin hard drives offer feature-rich, slim, lightweight style at price and capacity points that enable no-compromise designs for thin computing. Featuring the world's first 7mm z-height (compared to a traditional laptop hard drive with a z-height of 9.5mm), 2.5-Inch form factor drive plus Seagate Smart Align technology, provides a transition to 4K sectors without the need for software utilities.
Model Number: ST500LT012