Originally Posted by
iammarkjones
I have a new (to me) Yugoslavian M24/47 rifle.I used a fishing weight and slugged the bore at 0.3253. It would seem that at this rifles velocity a gas check is needed..??...:coffee: I would jump to the conclusion here that I need to make a cast of my chamber to determine the largest pill I can chamber. If my bore slugs at .3253 what size gas check do I need? Am I looking at a custom mold, or just some lapping of a stock mold? Any help, advise, or just your opinions would be greatly appreciated.