There are three distinct types of grenade launchers in use by the Japanese. They are known as the Type 2 or cup type, the Type 100 or Kiska type, and the spigot type.
The Type 2, which is patterned after the German grenade launcher of the same type, fits over the front sight of the rifle and has a short rifled barrel. It fires both the
The Type 100 may be used with either the
Overall length | 8 3/4 ins. | |
Length of grenade tube | 4 1/2 ins. | |
Diameter of grenade tube (interior) | 1 3/4 ins. | |
Total weight | 1 lb., 9 ozs. |
The spigot type launcher, which may be used with either the Type 38 or Type 99 rifle, fires the Type 91, Type 3 H.E., and several types of smoke and incendiary grenades. It consists of a rifled barrel threaded to an adapter. The launcher is attached to the rifle at the rear of the front sight mount by two locking arms on the adapter. When a bayonet is fixed to the rifle, additional stability is obtained by the use of a two-pronged lug on the adapter which fits on the bayonet guard.
Length of barrel | 150 mm—5.9″ | |
Outside diameter of barrel | 27 mm—1″ | |
Inside diameter of barrel | 21 mm—.82″ | |
Overall length | 107 mm—4.2″ | |
Weight (complete) | 15.5 ozs. |
Japanese: p. 208.2 (August 1, 1945)