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cmmg endeavor 300

  1. R

    Problem with Hornady 6mm ARC 108 GR ELD Match out of CMMG Endeavor 300

    I have the screwiest problem with the ammo named above, coming out of my Endeavor 300 Mk 4. I have not scoped the bore yet, so this could still resolve down to something stuck in the rifling, or some rifling screwed up. At the range recently, I was sighting in at 100 yards. It had become...
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