Yes that's it. It is important to read the paragraphs at the top. You can only use the 60% rule where H4895 is listed and you can only use it for H4895 (AR2206H) they are the same powder. 48 grains of H4895 would be a good place to start with either the 150 or 165 grain projectile in the .300 Win Mag.
GPM.
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