The Russian Mosin Nagant Forum

Posted: **Thu Jul 11, 2024 9:44 am**

I know Russian bores could vary from year to year and manufacture, and Finnish are tighter.
What was the original bore diameter of US made M91 !

Posted: **Sat Jul 13, 2024 6:44 am**

.311 is what I've read and what me minty bore Westinghouse slugged at.

American Mosin Question