The barrels are different and won't lock up with the slides.
I posted lots of pictures of PM9 and P9 and K9 barrels:
http://www.kahrtalk.com/showthread.p...%20barrel%20P9
![](http://www.kahrtalk.com/attachment.php?attachmentid=6905&stc=1&thumb=1&d=1353060163)
There are pictures and a discussion of the frames and slide, too.
Wynn
USAF Retired '88, NRA Life Member. Wife USAF Retired '96
Avatar: Wynn re-enlists his wife Desiree, circa 1988 Loring AFB, ME. 42nd BMW, Heavy (SAC) B-52G's
Frédéric Bastiat’s essay, The Law: http://mises.org/books/thelaw.pdf
Thomas Jefferson said
“A government big enough to give you everything you want, is strong enough to take everything you have.”
and
"Peace is that brief glorious moment in history when everybody stands around reloading".