This professional ARF package is the result of Sebastiano's long research into 3D flying performance. Sebastiano has combined his research and experience with an extremely lightweight, all wood airframe structure with big control surfaces and the new and revolutionary landing gear Lift Generator to give the Sukhoi 29S 30E an impressive thrust-to weight ratio and crisp control authority at any airspeed and flight condition. That's very revolutionary for this small class of airplane