Stabimg

Stabimg => stabilizer image.
With the image stabilizer that clings to the Nacelle V2 and Nacelle V3
make videos so the horizontal axis does not move, regardless of inclination of the platform remains stable picture.

https://www.youtube.com/watch?v=sCJ4xkdZO1k

http://www.youtube.com/watch?v=zvQd74gFhgM
And you need M5 bolts and nut.