Analysis of information sources in references of the Wikipedia article "XM7 rifle" in English language version.
The intermediate caliber 6.8mm cartridge falls between the 5.56mm, which is in the M4 and the M249 Squad Automatic Weapon, and the 7.62mm round in the M240 machine gun.
The intermediate caliber 6.8mm cartridge falls between the 5.56mm, which is in the M4 and the M249 Squad Automatic Weapon, and the 7.62mm round in the M240 machine gun.
[SIG] runs 20 and 25-round [6.8] Lancers in [the SPEAR] currently, but... any 7.62 [NATO] magazine interfaces with it.
[SIG] runs 20 and 25-round [6.8] Lancers in [the SPEAR] currently, but... any 7.62 [NATO] magazine interfaces with it.