The 76 mm mountain gun M1938 (Russian: 76-мм горная пушка обр.

In 1937, USSR got a license for Skoda 75 mm M1936 mountain gun in exchange for license production of Tupolev SB in Czechoslovakia; subsequently, in 1937-1938 a team led by L. I. Gorlitskiy at Plant no 7 developed a modification eventually adopted as 76 mm mountain gun M1938.

The gun had high elevation angle and could be quickly dismantled for transporting by pack horses.

Sprung wheels allowed high towing speed.

In Wehrmacht service the gun was designated as 7.62 cm GebK 307(r).