What's the most efficient improved cartridge?
Posted: Fri Jan 03, 2014 7:16 pm
Pondering the idea of an Improved chambering rifle. Which ones the most efficient in power and speed in relativity to powder charge? Here's a list of some I'm looking into.
6mm Remington AI
.257 Roberts AI
.25-06 Remington AI
.280 Remington AI
.358 Winchester AI
.35 Whelen AI
6mm Remington AI
.257 Roberts AI
.25-06 Remington AI
.280 Remington AI
.358 Winchester AI
.35 Whelen AI