COLT M16A1 FOR SALE FUNDAMENTALS EXPLAINED

Been clear of the board for some time due to marriage, dwelling renovations and an aged car or truck resto, but I'm now finding back into firearms and particularly the AR15 style. So I guess that makes me an aged semi FNG.    The "C" about the barrel would reveal a chrome chamber only barrel. But AFAIK, Colt marked the "C" up near the muzzle on t