Many high end 22LR barrels are hand lapped. i.e. the bore is already as smooth as can be. I cannot see what is there to break in, or how more break in could make it any better.
Type: Posts; User: Ultimitsu
Many high end 22LR barrels are hand lapped. i.e. the bore is already as smooth as can be. I cannot see what is there to break in, or how more break in could make it any better.