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Thread: The x55 and barrel length

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  1. #8
    By Popular Demand gimp's Avatar
    Join Date
    Dec 2011
    Location
    The Big H
    Posts
    9,923
    If your requirement is a maximum 350m shot, then you need at a minimum, about 2300fps at the muzzle with a 140ELD. This will give sufficient retained velocity for bullet function at 350m.

    You should be able to achieve that with any barrel length over "too short to be legal"
    Cordite and TimC like this.

 

 

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