> I wonder if you could reduce the weight of bullets for CQB ammo. You don't really need a bullet to travel several hundred yards in a CQB/Tunnel environment.

> I wonder if you could reduce the weight of bullets for CQB ammo. You don't really need a bullet to travel several hundred yards in a CQB/Tunnel environment. not a modern combat expert, but this seems like it would also reduce the ability to penetrate armor. 5.56 is already a pretty small bullet, so you would mostly end up reducing the amount of powder.