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fs m&p 9mm
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  1. MP Full Size Pistols
    Just wondering if anyone else has noticed accuracy improvements from swapping to a factory threaded barrel? I have 2 FS M&P 9mm pistols: 1 is about 5 years old, the other is about 2. I added a S&W factory threaded barrel to the older one about 3 years ago and noticed a remarkable improvement in...
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