It's a chassis for 2-wheel drive robot car.
A tooth belt from a 3D printer is recomended as tires.
Need screws and nuts (M3 x 10mm).
Need a jockey wheel with: hole spacing 23 mm x 29.5 mm, height 33,5mm
In Bambu Studio you can export each object as STL-File. You can use Meshmixer for import the STL an export this file as OBJ-File.
Create your own inlays for your experience!
Have fun!