[1] When the Allies examined the weapons discovered in the German Reich after World War II, they came across a device which was classified as a “spring gun” or “trip wire activated static defense machine gun”.

The Zf.Ger.38 is a blowback operated magazine fed training weapon, using 7.92×57mm wooden bullet blanks.

The simple construction was sturdily implemented, and reduced to the most necessary functioning parts.

The device functions as a blowback operated weapon with unlocked bolt in full automatic mode only.

This article relating to machine guns is a stub.