SAB Goblin Kraken 580 Electric Helicopter Kit w/Main & Tail BladesThis is the SAB Goblin Kraken 580 Electric Helicopter Kit w Main & Tail Blades. With the Kraken 580 you get a high performance and very stylish 3D helicopter without having the big ticket price tag. It comes from the factory with mini servo mounts, yet it can accept full size servos with a large servo mount kit (sold separately) This helicopter is designed to run on a single 6s lipo, however you can run it on 8,10 or 12s and ramp up the insanity. This