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Posted: 12/19/2005 2:23:48 PM EDT
| What is a 1:8 or 1:12 twist going to do that a 1:9 twist does not. I am thinking of buying one of the RRA varmint uppers but they come in 1:8 or 1:12 twist. Is this good, bad or indifferent. I plan on using 55 or 62 grain factory ammunition. |
If you intend on only using 55 or 62 grain factory ammunition, then you gain nothing by going to a 1:8 or 1;12 twist. 1:9 will work just fine. |
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