For those who are interested I show how the filters are on the side of the attack.
As you can see, there are screws on the drone.
The original DJI filters have metal plates, these would seem to be placed so as not to scratch the small screws...
I guess that it was the wrong word used here. He is an Italian. The video is very nice and it would be shame if it was his last. I certainly hope it is the latest😀