Say what? Say Yes! GBC 20 – 42049 C Model Building Instructions are finally here!
A great GBC for the beginner builders as well as for the Pro builders to add to their collection. Learn/master gearing and mechanisms while having fun building!
Get the Building Instructions here: https://pv-productions.com/product/lego-gbc-20-42049-building-instructions/
GBC balls available here: https://pv-productions.com/product/lego-gbc-balls/