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?
Thanx
RR
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.