Pre-adjusted in 1/6 and 1/4 scale. The 3D model is prepared and ready for 3D printing. Printing test performed on 1/6 scale and elegoo mars 2 pro printer. Contents : Winrar file to unzip 1/6 scale stl file 1/4 scale stl file 1/6 scale chitubox file with supports, the same one I used for printing tests. You can use it as a reference to place your supports if you prefer