05-24-2011, 11:12 PM
Better yet, load that armor-piercing sabot round (6.5X25CBJ) in the Grendel!
Same exercise as in Post #2 should get a few hundred feet per second better in that short barrel than even for the long-barrel version of the pistol caliber and still have muzzle blast at tolerable levels.
Same exercise as in Post #2 should get a few hundred feet per second better in that short barrel than even for the long-barrel version of the pistol caliber and still have muzzle blast at tolerable levels.