These 3D printed Snake Rails for GraviTrax marble runs were printed by the Surem2804 shop on Etsy. I received these parts for …
source

These 3D printed Snake Rails for GraviTrax marble runs were printed by the Surem2804 shop on Etsy. I received these parts for …
source
So satisfying π€©π€©
i noticed that one of the rails began to curl