Originally Posted By: NWALJM
7mm Mag is also another possibility I've been looking at.

I've heard a few stories of that round not expanding, anyone had that experience?


Of the 2 in the original post, I'd go 300. I hunt everything with my 7mm mag. I've taken most Alaskan game, a few elk, and lots of deer. Never had an issue with ammo or the choice of sticking with that gun.