Skymaster 1/5 Scale F-9F Cougar ARF Plus ProSkymaster 1 5 Scale F 9F Cougar ARF Specs: Length: 92. 5" Wingspan: 85'' Power: 27 36Lbs thrust Radio: min. 9 Servos required The Skymaster 1 5 scale Cougar is one of the smoothest flying scale jets available. This makes it a great choice for that fist scale jet to add to your hangar as it has all the scale features desired. We recommend the KingTech 140 160 for power. NOTE: Special combo prices on L G, Cockpits, Speed brakes and other accessories are