RE: new YAK. peak models/redwing/chinese YAK profile.
Make sure you add tri stock where you can to the motor mount as it possibly will shake itself apart. I believe the manufacturer is supplying a bit tri stock and a note to fit it on the latest models.
She does fly really well, was expecting loads of power to weight to practice hovering but was not expecting such a great acrobatic performance from this bird but she tracks straighter than anything I have flown, knife edge or inverted, great flying model.