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kx-6;kreighoff

  1. Shooting Related Threads
    Hi, I'm curious, how Kreighoff calculate choke constrictions? In Kreighoff's competition shotgun catalog, K80 mentioned having 0.732 bore diameter. Does it mean all their chokes are based on 0.732 bore? I measured KX-6 Special's bore as ~0.734 - o.7345 - assuming it's 0.735 by spec...
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