Gravitrax spacers in many sizes

These spacers are easy to print do not require supports or any glue. Don't have a 3d printer but still want these spacers? DE: https://www.megahobby-kugelbahn.de/ * Also want to sell my models? send me a message Updates 2-1-2023 Made the fit a tiny bit better and generate some more sizes with a small python script for fusion360