Soviet Kalinin K-7 Калинин К-7 huge RC Model Airplane scratch built

1+2 Oct.Hausen am Albis Flightday/Flugtage 2016
Soviet Kalinin K-7 Калинин К-7
Huge RC Model Airplane
Wingspan: 5.00m
Weight: 45KG
Pilot: Rainer.M
greetings from Switzerland RCHELIJET