We have a couple hard drives up for sale on eBay. The first is a Intel 160 GB laptop SSD and the second is a Samsung 1 TB laptop drive in a USB case.
Used Intel 160GB 2.5″ Solid State Hard Drive (SSD), SSDSA2M160G2HP
Samsung Spinpoint 1TB, 2.5″ Hard Drive, ST1000LM024 in a USB 2.0 External Case