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  • 18-04-2016 11:41am
    Registered Users Posts: 3,518 ✭✭✭

    Hi Folks,

    Have a quick question for all.

    I have an SA58OSW firing at 280 fps,

    If I put in a 14" 6.03 inner barrell ( 335 original size ),

    How much will my fps rise?

    Any help appreciated.