Entered into service between the late '70s and early' 80s the Leopard 2 is considered one of the best armored vehicles in the world. It has been developed to offer the German "Bundeswehr" a powerful and modern Main Battle Tank able to replace the Leopards 1. The main armament is the 120mm. Rheinmetall L/55 smoothbore gun. Despite is heavy armor, the Leopard 2 is able to reach a significant speed of 65 km/h and it has a good performance on every kind of terrains. From the first versions, the MBT has been constantly improved and updated. The Leopard 2 A4, one of the most widespread version, is adopting an advance fire control system and modern hi-tech materials able to increase the protection capability. A part Germany, the Leopard 2 was able to achieve a good commercial success in many countries as Holland, Turkey, Austria, Greece and many others.