"Chained Key" - A Keychain SD Pocket Puzzle

Chained Key is a pocket-sized sequential discovery puzzle for beginners and serious puzzlers alike. Voted as one of the top 15 puzzles of 2024 by Mechanical Puzzles Discord.

Objective: Remove the key.

Put your mechanical problem-solving skills to the test. Take it with you and challenge your friends. Made from full-density PLA and premium stainless steel components.

It is recommended to solve over a soft flat surface or tray to catch any small parts that may be dropped while solving.

Dimensions (with key): 3.65" x 1.87" x 0.75" ~(93mm x 47.5mm x 19mm)

Puzzle review and solve: https://www.youtube.com/watch?v=HKbDTvO76Hk&t=771s

Disclaimer: Warning. Product contains small parts that could be a choking hazard. Not intended for children under 12 years.