A U.S. soldier with an M14 in 1967 during the Vietnam War ... The T25 was made around a new, light .30-cal. round, the T65 (7.62x49), that was a modified .300 Savage cartridge and designed ...

A semi-automatic, gas-operated rifle fed from detachable box magazines ... round internal magazine for 20-round detachable box magazines. Chambered for the 7.62 NATO cartridge, the M14 was ...