[heath223]

I have been looking to see what I have and what changes have been made since mine was made. Can someone point me to where I can find this info. I have a M&P40 ser# MPB58xx rev. M

 

[mad212]

ive looked and have not found it, mine is a mp40 mpa50**

 

[GaryXD]

http://mp-pistol.com/boards/viewtopic.php?t=1032