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  1. RSI Shooting Lab validity?

    Ballistics - Internal and External
    I'm contemplating purchasing RSI's Shooting Lab but I have some questions about the results it will give me on the VZ-52. 1. Steel cases. I'm planning to establish a baseline using Milsurp ammo which is all steel cased and Berdan primed. (And all corrosive!) I plan to develop loads in...
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