Our GBC 23 Color Sorter is getting better and better. Learn more: https://pv-productions.com/product/lego-gbc-23-ball-color-sorter-module-31313-or-45544-building-instructions/
GBC 23 – 31313 or 45544 C Model
GBC 23 work in progress
Our GBC 23 Color Sorter is getting better and better. Learn more: https://pv-productions.com/product/lego-gbc-23-ball-color-sorter-module-31313-or-45544-building-instructions/
GBC 23 – 31313 or 45544 C Model