Put your problem-solving skills to the ultimate test with the **Constantin Puzzles: Metal Bike**. Designed by the world-renowned Jean Claude Constantin, this exquisite brainteaser challenges you to unlock the padlock from the bicycle using a thick, high-quality red rope.
Boasting a maximum difficulty rating of 5/5, this hand-sized metal puzzle is perfect for enthusiasts seeking a serious mental workout. Elegantly presented in a clear gift box, it makes a fantastic present for puzzle lovers aged 14 and up. Can you master the mechanics and set the bike free, or will you be left stranded?
