In February of 2006 Kel-Tec announced the production of a new, thinner, 9mm pistol, which has been dubbed the PF9. Information about the new pistol may be found in the links at www.mouseguns.com/semis.htm.
Photographs of the new "single-stack" 9mm pistol are linked to below:
pf9001.jpg
pf9002.jpg
pf9003.jpg
pf9004.jpg
pf9005.jpg
pf9006.jpg
pf9007.jpg
pf9009.jpg
pf9010.jpg
pf9011.jpg
pf9012.jpg
pf9013.jpg
And here is a very large (15 megabytes) animated gif of the PF9.