 The M1909/30 was a typical short-barrel howitzer, intended mostly for shooting with elevations from +20° to +41°, using separately loaded ammunition.The gun had interrupted screw breechblock; hydraulic recoil buffer and hydro-pneumatic recuperator were both mounted under the barrel.The carriage was of single trail type with limited traverse and, typically, unsprung wooden wheels (some pieces produced from 1937 had metal wheels with solid rubber tires).