Key Lock Puzzle

Key Lock Puzzle designed by Osanori Yamamoto

An antislide puzzle from Osanori, very tricky! There are 4 challenges. It took me a few days to solve it.  I am the original owner: the puzzle has been solved few times and it's in perfect condition. It come with its original box.

Please feel free to ask any additional information.

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Shipment worldwide from France (The price may vary depending on the weight and insurance)
8€ France, 15€ Europe, 30€ ROW

Payment options 
PayPal (F&F preferred or fees to be paid by the buyer), bank transfer (only within Europe)

Please wait the final invoice before making any payment