Would something like this be what youre after.
http://www.cooldrives.com/3idehadrenbu.html..
No its not sorry .
But try this link. not quite what you want though.
http://www.seagate.com/cda/newsinfo/...1,2170,00.html
Seagate Portable External Hard Drive
***(Designed with a smaller hard drive inside (2.5-inch) to offer up to 100GB of portable storage in a sleek and very small footprint for your desk, the Seagate Portable External Hard Drive is the smallest desktop external hard drive offered by any of the leading hard disc drive suppliers. This high-capacity, USB bus-powered portable external drive offers low power consumption, high shock tolerance and a compact footprint - it's the ultimate solution for consumers and business travelers who want to take their digital content with them.)***Copied from above website.