With the slow twist in the barrel, I cant get heavier bullets to group well. My AR has a 1-7 twist. it shoots the 70grs great (rock chucks at 500+). The 1-9 barrel on my savage does a lot better with the lighter bullets.
With the slow twist in the barrel, I cant get heavier bullets to group well. My AR has a 1-7 twist. it shoots the 70grs great (rock chucks at 500+). The 1-9 barrel on my savage does a lot better with the lighter bullets.
welcome
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