Shotguns - General
Can't find hardly anything on this. Is it a major drawback to use 2 1/2 " 65 or 67mm carts in an overbore o/u? Hunting.
E.g. Eley Grand Prix high velocity fiber in a Blaser F16.
Is there significant loss compared to using a 70mm case?
I've no preference for the shorties, just happen to have...