25-mm XM307 airbursting weapon system

The 25-mm XM307 advanced crew-served weapon was designed as a replacement for the Mk 19 40-mm grenade launcher and, in its XM312 configuration (see "Variants," below), the M2 heavy machine gun. Its first role is that of an infantry weapon, but it is also capable of being mounted on vehicles and was tested as part of a remotely operated vehicle weapon mount.

The XM307 system was designed to be a lightweight weapon system capable of providing accurate long-range firepower capable of...