Originally Posted by
super_hunt54
A 20 yeah I agree, A 12 you can add 50 yards fairly easily and possibly stretch the difference to 75 yards with a good amount of range time. That's a fairly large amount of momentum difference between a 12 and a 20.
As far as killing the animal sure they'll both do that but for the average guy accuracy is sketchy at those ranges...It don't take much wind to get those slugs moving around.
It can be done but its a poor choice if CF rifles are an option.