After the Luban Ball Lock Paper Model, ByArt released a new Logic Burr Puzzle papercraft, called Take the Treasure in the Cage. The size of finished model is about 50 (H) x 50 (W) x 50 (D) mm. You may also like these Wooden Luban Lock Burr Puzzle Toys.
You can download the paper model template here: Luban Lock Logic Burr Puzzle Ver.2 Free Papercraft Download [Yadi.sk] [Box] [Gavitex] [pCloud]