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Barrel Length and Velocity

Discussion in 'Uncategorized Threads' started by gspman, Jul 26, 2007.

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  1. gspman

    gspman Member

    Jan 29, 1998
    Is there a rule of thumb related to bullet velocity and barrel length. For example, I ballistic information for the 500 S&W for a 10" barrel. My Encore has a 20" barrel. What affect, if any, will the extra 10" of barrel length have on velocity of the round. Thanks.

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