Great Planes Sport Scale P-51 Mustang .46-.70 EP ARF FEATURES: Construction: Balsa and ply Wings: Two-piece balsa sheeted foam with aluminum wing joiner Aileron Control INCLUDES: ARF Great Planes P-51 Mustang Sport Scale Airplane with Pilot Bust, Fuel Tank, Wheels, Spinner, Motor Mount, Engine Mount REQUIRES: Radio: At least 4-channel Servos: 4-5 standard size, ball bearing recommended (2-aileron, 1- rudder, 1-elevator, 1-throttle