How ar15 lower parts can Save You Time, Stress, and Money.
As prior army I'm able to inform you the true variances involving the AR15 and also the M4 is: The AR15 (M16)A1 and A2 have a twenty” barrel, iron sights having a carry deal with and glued buttstock. The A3 is the same having a sixteen” barrel and it has a have cope with or pictinny top rail and a set buttstock. The A4 aka AR4 and M4 is definit