The 6mm ARC Cartridge: Why the Military Needed It

All anyone can say about the identity of the military unit that adopted the 6mm ARC (even before the round’s public announcement) is that the unit is “a notable Department of Defense entity.” Needless to say, that doesn’t mean the entire U.S. Army, Navy or Marine Corps has adopted the 6mm ARC — and they likely never will. This cartridge could only have been adopted by someone in the Special Operations community for good reasons.

Lessons from the battlefield have taught our soldiers...