Other World Computing (OWC) has announced the OWC Express USB 2.0
Enclosure (http://eshop.macsales.com/shop/USB2/OWC_Express), a
pocket-sized, Mac and PC compatible USB 2.0 bus powered enclosure
priced under US$20 that accepts a single 2.5-inch Serial ATA (SATA)
I/II hard drive.

The two-ounce, near iPhone-sized OWC Express USB 2.0 Enclosure offers
bus powered personal storage performance in a portable design. No AC
adapter is needed, and an USB connecting cable and carrying sleeve
are included. The OWC Express USB 2.0 Enclosure is available in a
choice of three colors: Discreet Black, Sleek Silver, and Smooth

It’s available now at a manufacturer’s suggested retail price of
$19.99. It’s compatible with Apple OS 8.6 to 9.2.2, OS X 10.0.x, and
10.2.8 or later, and Windows 98SE or later operating systems.