: It delivers approximately 44% more energy than the 5.56mm NATO at ranges of 100β300 meters.
: Designed to fit in standard AR-15/M16 magazine wells, though it requires a specific bolt and magazine for optimal feeding. The "6.8 / 10" Legacy 6.8 / 10 WarHistory...
Below is a guide to the development and history of the 6.8mm SPC, often rated for its effectiveness in mid-range combat scenarios. : It delivers approximately 44% more energy than the 5