Originally Posted by
mounting man
I mean to burn up per length of the barrel,what good is it???
What use is 120 grains of powder in a 24 inch barrel? Can or will it all burn?I mean in the magnum inlines.
I was just wondering.
This chart might help... It is for a 45 cal. rifle but you can see the various velocities and when they top out
Last edited by sabotloader; 09-04-2013 at 07:01 AM.