Hacker Piper J-3c CubThe Piper J 3C Cub Hacker Model is a traditional balsa CTP aircraft, originally designed for rubber engines. But the arrival of brushless motors, LiPo and ultra light servos is changing the game! You can easily transform this kit into an RC airplane. This model is intended for experienced or do it yourself models as it is entirely to be constructed and covered with Japanese paper.