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Varmint Hunting
First Pdog shoot
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<blockquote data-quote="budlight" data-source="post: 1216149" data-attributes="member: 2939"><p>What is your twist, barrel length, and FPM ? It has to be up around 12-14 twist. I originally bought a 1:7 and 20 inch ar and 55 gr bullets went through the paper side ways at 100 yards over 3000 fpm I could only use 75 gr. bullets+</p><p></p><p></p><p>AR 15 20 ish barrels need 1:9 for 55 gr I bought a couple match 20 and 24 inch 1:8 and 1:9 and 62 - 80 grain work</p></blockquote><p></p>
[QUOTE="budlight, post: 1216149, member: 2939"] What is your twist, barrel length, and FPM ? It has to be up around 12-14 twist. I originally bought a 1:7 and 20 inch ar and 55 gr bullets went through the paper side ways at 100 yards over 3000 fpm I could only use 75 gr. bullets+ AR 15 20 ish barrels need 1:9 for 55 gr I bought a couple match 20 and 24 inch 1:8 and 1:9 and 62 - 80 grain work [/QUOTE]
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