...arrived late yesterday and I retrieved it today..* It's a brand-new original-version full-size M&P .40S&W (4.25" barrel) with thumb safety.. Then I found what turned into THREE S&W 357Sig barrels for an M&P40 like this, checked one for fit--it dropped in as if it belonged there--grabbed a bunch of Federal HST ammo in .40 and 357Sig, and shot over a hundred rounds (combined) thru the two barrels.. Had NO malfunctions of any kind and had a great time.. Maybe tomorrow or Sunday I'll expansion-test the 357Sig HSTs.
Meanwhile I have a new carrygun.. Pics tomorrow.. ... ...
* Oh how I HATE internet software's bad habit of eliminating one of the two correct spaces between sentences.. Hence the extra period.. ...