Have you ever compared cartridges like 7.62x39mm and 308 Winchester and thought to yourself: What is up with 0.308″ -vs- 0.312″ ??? I definitely have! In this article I’ll look at the differences between these two caliber conventions (30 cal Russian versus 308) and talk about interoperability between the two for reloading. Disclaimer Ultimate Reloader […]![]()
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