Originally Posted by
Todd.K
The bullet has to be made in a shape that fits a 5.56 AR mag unless someone makes a fully dedicated 300 BLK mag. This limits how short the bullet can be overall, as well as the shape of the ogive (the curvature to the tip). There are also limitations on the shape of bullets due to manufacturing.
So the bullet weight might be designed for hog hunting, a design limit of how light they could make it, or just the same bullet they use on other 30 caliber loads.
I'm still interested to see more testing.