The World Smallest Co Axial Helicopter

The World Smallest Co Axial Helicopter:
This is the GEN H-4. It is the world’s smallest co-axial helipcopter. It is powered by four GEN125 engines, producing 40hp @ 6800-7500rpm and boasts a shock absorbent aluminum frame. It has a maximum cruising speed of 55mph. The GEN H-4 will cost you a whopping $35, 000.