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mini-14 barrel twist rate
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  1. Ruger Mini-14 and Mini-30
    This would apply to Mini's and Ranch's made in the late 80's til mid 90's too I believe. I dont know the exact start and finish dates where Ruger switched from 1 in 10" rifling and from 1 in 7" to 1 in 9", but I think all the switching happened in 1989 and 1994. Anyway, for those of you who...
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