Upgrade your model with the Oerlikon 20 mm MK IV cannon. Designed by Reinhold Becker in 1935, this cannon has been in service since 1937 and remains a significant piece of military history.

Specifications:

1. Caliber: 20 mm
2. Designer: Reinhold Becker
3. Service Period: 1937 to present
4. Perfect for enhancing the accuracy and authenticity of your naval or military model builds.