1.4 axis quadcopter with strong smooth kk mk mwc 2.This is a very popular machine, he has a strong rack, beautiful appearance This is a very popular machine, he has a strong rack, beautiful appearance, with a stable system of flight, very smooth flight, Of course, primary can be good to get started ,also Shaft distance: 17.7in/450mm - Net weight: 0.65lb/282g -Made by advanced engineering material ...