After extensive testing in 1989, four rifle designs—Colt ACR, AAI ACR, Steyr ACR, and HK G11—reached the final phase. -Despite showcasing innovative features like duplex rounds, saboted ...
The Army in Sept. 2019 selected General Dynamics-OTS, AAI Corporation Textron Systems, and Sig Sauer to develop prototypes of the NGSW’s carbine and automatic rifle variants chambered in 6.8mm.