5.56 - 55 grain vs. 62 grain

A comparison of 5.56 ammunitions. 55 grain and 62 grain out of a 1;7 twist, 14" AR 5.56 barrel. ‪@GarandThumb‬ ‪@ClassicFirearms‬ ‪@Hoplopfheil‬ ‪@PaulHarrell‬ ‪@HonestOutlawReviews‬ ‪@AdministrativeResults‬ ‪@Militaryarmschannel‬ ‪@hickok45‬