I have an Izhevsk 1945 Nagant revolver. I re-chambered it to .32-20. The ammo has to be loaded approximately 1/10" short , so the bullets will clear the back of the barrel. The original 7.62x34r ammo will still work in it. Accuracy is 3-4" at 25 yards with Hornady 90 gr HBWC Bullets.