Thread: Could any quickload experts run a simulation for me?

Originally Posted by LJP

Most 223 magazine lengths requires a projectile jammed way in deep which must compromise powder capacity somewhat. I'm really curious of what speeds are attainable in a 20" barrel with the trusty 222 Remington loaded to an OAL of 2.260" with one of Sierra's 77gr tipped matched kings stuffed in sako brass. Hoping someone with quickload could give me an idea of attainable speeds. Have an average shooting kimber 223 with a 2.3" magazine box that could be up for a new barrel.

what twist is you 222 to run a 77 tmk?