Quote:
Originally Posted by wKnight
I dont know who told you that a tight bore causes a decrease in fps but they are full of it. I have a 6.04mm systema in mine and i saw a 15-20 fps increase.
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It might of been a bad install on his end or just a shitty barrel. I think it was a deep fire barrel. Since I have seen and used 3-5 of their products and all were shit im staying away from that company.