Huben Zelos huben power regulator loose

Just installed the huben power regulator on my zelos .25....it's screwed in all the way but it's slightly loose with slight side to side and up and down movement. Any tips would be greatly appreciated.
We're did you come up with that idea.Is it working out I have Zellos what kind of power do you think it will get. Lmk I always looking for cool ideas THANKS