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  • 1 Post By timattalon
  • 1 Post By hotbarrels
  • 1 Post By Micky Duck

Thread: Winchester subs sonic booming

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  1. 28-07-2016, 10:20 AM #5
    smidey
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    Quote Originally Posted by hotbarrels View Post
    Being a jw 15, the soft lead projectile has probably worn the rifling out of the barrel and you are now shooting a smooth bore, this resulting in a higher projectile speed, breaking the sound barrier .........

    just checked and the rifling is good
    If i could have a full time job shooting pests i'm up for over time.
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