09-10-2009, 03:23 PM
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#10 (permalink)
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Track Member
Join Date: May 2009
Location: Ohio
Posts: 699
Drives: 370Z-AT7 Tour+Sport
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Quote:
Originally Posted by wstar
I donno, I've never read up much on people's experiences with 1:8. I would assume it's fine for at least 69gr ammo, and probably 75gr. Not so sure about the super-heavies like 78's and 80's though.
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1:8 twist is what my Les Baer AR-15 is. The best bullet weight for 1:8 twist is between 60 and 77 grains. It can perform well with light bullets down to 55grains as long as the jacket isn't too thin.
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