I think that Kahr discounts the "older" models at times to let dealers and distributors get rid of old stock so that they can buy the new stuff... a good deal for all. I got my Black P40 with NS a few years ago to upgrade from my Mag-na-ported SS P40. I bought the 4" posted barrel from Kahr, too.
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".