About this 3D model

I created this for my CR-10 printers and it can be used with any 3D printer where the top of the Z-Axis rod is accessible. Bascially you screw on this topper which has the enterprise spinning around chasing a Klingon Bird of Prey. Or is it the other way around :-) It was just something fun to do and watch. Below is a video of it in action.