Quote Originally Posted by JiriK View Post
Ok, thanks for your responses.

This is just theoretical discussion now, as the MLAIC rulebook says that gun caliber, no. of grooves etc. must be close to original. I doubt these guns were ever made with .32 cal barrels.
http://www.guns.com/review/why-muzzl...irrel-hunting/

This will tell you all you ever want to know about the smallest practical muzzleloading rifle calibre.

tac