Colt AR-15 (6940) and SIG P226
210 rounds of 5.56 M855 loaded into 7 mags, and 45 rounds of 9MM 127 gr +P+ loaded into 3 mags.
If I'm careless enough, or stupid enough to get into a firefight, I'll be dead before I need more ammo than that.
Might even leave the pistol home and pack a spare canteen instead.
I didn't fight to defend your freedom so you could vote to take away mine.
"A man who has nothing for which he is willing to fight, nothing which is more important than his own personal safety, is a miserable creature and has no chance of being free unless made and kept so by the exertions of better men than himself.
John Stuart Mill."