I've got a .577 cal and 28 gauge combination gun, both barrels are rifled, the shotgun rifling is straight to hold the wadded package of shot together as it leaves the barrel, the . 577 is normal twist rifling.
I've got a .577 cal and 28 gauge combination gun, both barrels are rifled, the shotgun rifling is straight to hold the wadded package of shot together as it leaves the barrel, the . 577 is normal twist rifling.
Boom, cough,cough,cough
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