OGOBILD Hub Take your creations to the next level with the OGOBILD Hub. The Hub features new attachments, including the wheel and more imagination pieces, allowing you to invent more complex structures. Build a go-cart, a rover, or a roaming character on a secret mission! With over 60 attachments, let the hub take your imagination to another level. Contains 2 OgoBILD balls, 4 wheels, 16 connectors, 11 joints, 5 wings, and 25 imagination pieces.