In this video, you will see the top 5 simple combination locks in terms of reliability.
Combination locks are not popular today, but they are used for mechanical houses, as well as for money banks or warehouses. If you are planning to build a mechanical house, warehouse or bank, then you are just at the address, it is in this video that I have collected for you the top 5 simple coded door locks. To build them, you don't need to be a redstone mechanic, everyone can figure out the mechanisms, the video contains not only an overview of door locks, but also a guide to their structure. If you have any questions, you can always ask them in the comments.