12-13-2023, 09:49 PM
Welcome.
That energy spec is doable, but not easy. My 20" running very hot 107 SMK's gets within just a few ft-lb. Heavier bullets are going to be slower and tougher to hit that peak. Lighter bullets will bleed too much getting there. Shorter BBL is going to be tough.
Good luck!
That energy spec is doable, but not easy. My 20" running very hot 107 SMK's gets within just a few ft-lb. Heavier bullets are going to be slower and tougher to hit that peak. Lighter bullets will bleed too much getting there. Shorter BBL is going to be tough.
Good luck!
4x P100