Imperial German WW1 Machine Gunners sleeve badge.
This insignia was worn on the uniform sleeve by trained Machine Gunners of the Imperial German Army during the First World War 1914-18.
This example is made of bronze or brass with a nice toned finish. It is mounted on a piece of field grey woolen cloth, and is complete with the correct zinc backing plate - which is stamped with the maker's name 'C.E. JUNCKER BERLIN ALTE JACOBSTR. 13'.