omp hobby challenger green 49 balsa airplane pnpOMP Hobby 49 Challenger is a sport RC model airplane built in the traditional way: balsa and film cover. The airplane features light yet strong structure, low wing load, and abundant power, making the airplane easy to fly and capable of a lot of advanced aerobatics, such as all P3A and a few 3D maneuvers. This airplane performs very well in either low or high speed, with great authenticity and precision in response to radio stick movements, ideal for