Warhistory... | 6.8 / 10

: Developed in the early 2000s, the cartridge was based on the .30 Remington case, necked down to accept a .277-inch bullet.

: It delivers approximately 44% more energy than the 5.56mm NATO at ranges of 100–300 meters. 6.8 / 10 WarHistory...

The search result "6.8 / 10 WarHistory" typically refers to the website's coverage and community rating of historical war games or military equipment, specifically in the context of the 6.8mm SPC (Special Purpose Cartridge) . This cartridge was developed by the U.S. Army Marksmanship Unit and Remington Arms to bridge the gap between the 5.56mm and 7.62mm NATO rounds. : Developed in the early 2000s, the cartridge

: The project was a collaboration between Remington Arms , the U.S. Army Marksmanship Unit (USAMU) , and United States Special Operations Command (SOCOM) . Technical Specifications This cartridge was developed by the U