Gravitrax.trek.pub
GraviTrax and Lego combine to make a 10′ marble bridge! Buy me a pizza! (shop my affiliate links)… ▻ Bambu Lab 3D Printers …
source
About dadmin
Related Articles
Check Also
How I Build Marble Run Tech – Episode 3
This is Episode 2 of taking you behind the scenes of how I build Marble …
I think that the supported bridge will last longer 🙂