
To keep its weight down it had to have a small charge, with a fatality radius of just 6 yards (5.5 meters). Owing to its hand-thrown nature it had limited range of 35 yards (32 meters) and could not be used against armored targets. When the United States entered World War II in 1941, all infantry were issued with the Mk 2 fragmentation hand grenade.

The M7 could fire grenades up to 350 metres (380 yards), compared the maximum of 30 metres (33 yards) achieved by hand grenades.įragmentation, anti-armour and smoke grenades were available for the M7. When fired, the expanding gases generated by the cartridges propelled the grenade forward with considerable force. Blank cartridges were loaded into the rifle prior to firing. The M7 was a tube-shaped device, with one end slotting over the barrel of the rifle, the other end holding the grenade in place.

The M7 grenade launcher, formally Rifle Grenade Launcher, M7 was a 22 mm rifle grenade launcher attachment for the M1 Garand rifle which saw widespread use throughout World War II and the Korean War. An American soldier demonstrating the use of the M7 grenade launcher to fire a practice grenade with a wire or rope attached using his M1 Garand.
