About this 3D model
Overview: https://www.myminifactory.com/object/3d-print-44831 Print 9 harbor-bases. When printed they are glued together with the harbor-top-parts (https://www.myminifactory.com/object/3d-print-44819) and one of the harbor-resources (https://www.myminifactory.com/object/3d-print-44818) Open designs in Tinkercad: https://www.tinkercad.com/things/3ISWUWI2FQu