The Browning Automatic Rifle (known as the "BAR") M1918 was designed in 1917 by John Browning for the U.
S.
The spring-powered cartridge casing extractor is contained.
The bolt is locked by a rising bolt lock and the gun fires from an open bolt.
It uses a gas-operated long-stroke piston rod actuated by propellant gases bled through a vent in the barrel.
The M1918 is a selective fire, air-cooled Automatic Rifle chambered for the .30-06 Springfield Rifle cartridge.
Expeditionary Corps in Europe.
The Browning Automatic Rifle (known as the "BAR") M1918 was designed in 1917 by John Browning for the U.
S