I never tried 223 on roe deer. This time I am going to try 77gr SMK and 75gr norma out of 20" AR barrel. Distance up to 150m. Usually I was running 140gr elite hunter with 43 gr VVN555 powder in 6.5CM. I plan to use N140 on the hotter side, but stil unsure whether 77gr bullet would do the job.
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