Say after 10,000 rounds, give or take.....what do you guys see are the first things that tend to go bad?
barrels, gas tubes,gas rings, buffer springs?
My wallet from all the 5.56 ammo.
Your assignment is to go shoot 10K and report back on your results.
something dealing w/ the extractor/bolt, if anything would be my bet
i'll let you know when i hit 10k
I keep 8 M16s and 24 AR15s running.(Not all mine)
For me the most replaced parts are, in order:
Firing pin retainer