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  • 1 Post By janleroux
  • 1 Post By SPEARONZ

Thread: How does barrel twist affect ballistics calculations?

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  1. 19-03-2022, 08:53 AM #7
    Strider B
    Strider B is offline
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    139 gr sst 7mm
    ive changed the bc to g1 and input it manually.

    the hornady app and bullet info doesn’t have a G7 bc so the library in the bdx app may have incorrect info.

    strelok and hornady app sing the same tune but both are using g1

    will have a tinker
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