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  1. Ruger Semi-Auto
    I bought my MPR (model 8514) new OOTB in mid Sept and have only put 180 rds of IMI 55gr 556 FMJ through it at an indoor range without incident. After shooting only 10 rds of PMC Bronze 55gr 223 FMJ this past Sunday at the same indoor range, I noticed that the barrel underneath the full length...
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