Which 9mm has the highest Caps

[kt]

wait you mean you want an assault weapon! since that whole thing ended you can get them for a number of nine, of course the glocks, one thing that has me cracking up is the people that are buying the tiny G26 and putting big 13rd extentions on them (it makes it very close in size to a G19. I havent looked into it but one of the magazines i think Cheaper than dirt, offered some really high cap mags. and XD pistols are being sent with 13 rounders as well. enjoy
kt