223 Rem – AR barrel heat test Johnny's Reloading Bench 185 Videos 100% 2 LikesOctober 9, 2022 By Johnny's Reloading Bench 0 Comments Getting my barrel hot and seeing what it does to accuracy.Johnny's Reloading BenchAn idiot and his reloading pressMy affiliate links and donation options are on my Author Page.Share this:Show more Subscribe LoginNotify of new follow-up commentsnew replies to my comments Please login to comment 0 Comments Inline FeedbacksView all comments Load More Comments