So here in NS we have a rule that prohibits 223s from being used on deer, 243 is the smallest caliber you'll reasonably get away with (the rule is .23 or bigger IIRC).
So thats the basis for this poll, combined with the knowledge that in many jurisdictions there are caliber restrictions...
So thats the basis for this poll, combined with the knowledge that in many jurisdictions there are caliber restrictions...