This model designed with games. The 7.5 cm PaK 40 (7.5 cm Panzerabwehrkanone 40) was a Nazi Germany 7.5 cm anti-tank gun developed in 1939-1941 by Rheinmetall and used during the Second World War. The PaK 40 formed the backbone of German anti-tank guns for the latter part of World War II. It is featured in Battlefield 1942: The Road To Rome and Battlefield 1942: Secret Weapons of WWII.