The 26 cm Minenwerfer M 17 was a heavy trench mortar

Mortar (weapon)

A mortar is an indirect fire weapon that fires explosive projectiles known as bombs at low velocities, short ranges, and high-arcing ballistic trajectories. It is typically muzzle-loading and has a barrel length less than 15 times its caliber....

 used by Austria-Hungary

Austria-Hungary

Austria-Hungary , more formally known as the Kingdoms and Lands Represented in the Imperial Council and the Lands of the Holy Hungarian Crown of Saint Stephen, was a constitutional monarchic union between the crowns of the Austrian Empire and the Kingdom of Hungary in...

 in World War I

World War I

World War I , which was predominantly called the World War or the Great War from its occurrence until 1939, and the First World War or World War I thereafter, was a major war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918...

. It was developed by Skoda

Škoda Works

Škoda Works was the largest industrial enterprise in Austro-Hungary and later in Czechoslovakia, one of its successor states. It was also one of the largest industrial conglomerates in Europe in the 20th century...

 as an alternative to copying captured Italian 240 mm Trench Mortar

240 mm Trench Mortar

The 240 mm Trench Mortar, or Mortier de 240 mm, was a large calibre mortar of World War I. An original French design, it was developed by Batignolles Company of Paris and introduced in 1915.-Service:...

s. Skoda presented two versions, one with a rigid barrel, and the other with a recoil system. The former was chosen as it was simpler to produce. It was a muzzle-loading, rifled mortar that had to be levered around to aim at new targets. It disassembled into four pieces for transport.

First deliveries began in March 1918. Production averaged between thirty-six and forty a month for the rest of the war.

External links

• M 17 on Landships