300 RUM Freebore

Ridge Runner

Well-Known Member
Dec 13, 2002
mathias wv
anyone know offhand how much freebore is normal in a factory 300 RUM, guy on another forum has one that has 180thou freebore when a 180 tsx is loaded to mag length, is this normal?


Well-Known Member
Feb 6, 2008
New Castle, PA
I don't have the ability at the moment to tell you specifically with mine but I know it's a lot. I can barely touch the lands on mine w/ 168 a-max before it won't stay seated anymore.

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