The Model 1914 grenade ( Ruchnaya granata obraztsa 1914 goda) is a Russian stick concussion grenade (fragmentation grenade via an optional jacket) that was used during World War I and World War II.
The M1914 is a time-delayed grenade. To activate it, the user must hold the grenade with the safety pin between two fingers, move the safety catch so that it is away from the hammer's front, then throw it. The safety pin is released as soon as the grenade is thrown.
The M1914 is a heavily modified Model 1912 grenade. The head of the grenade went from a box to a cylinder, the wooden handle was removed in favor of a welded sheet of metal and the belt hook was removed.
World War I
The M1914 was one of the few grenades used in the conflict that was in service before the war started. It was used throughout the war, along with the Stender grenade, by Russian forces until Russia withdrew from the conflict in 1917.