A Smith and Wesson M&P 40 is a .40 caliber hand gun.
Yes
100-350 or so
I believe that would all depend on where you traded it, and for what.
Yes. See related links for an example.
Right now the M&P
Yes it does. The M&P is a fine weapon.
Military and Police
No
10-1000 usd
You can request a manual from the S&W website
10-500 usd
both are good so it has to be shooters choice