soda bottle combination lock

This is a combination lock for soda bottles. For a long time a have been wanting to design an make a lock for soda bottles, and my inspiration for that - my family members often would drink my soda without permision. The last straw that finaly pushed me to design this was when my sibling drank half of my soda and added water to it so it doesn't look like someone had emptied half of the bootle... the diluted "soda" of course wasn't drinkable, plain tap water tasted much better.

Once I designed it I realized that it could also be used as a child safety lock for those people who like to store liquids that aren't digestible such as oil, petrol, solvents, and other.


fusion 360 file included
STEP files included


this is a version 3 of the combination lock, ...so...what happened to version 1 and 2?
version 1 (initial prototype) - couldn't asseble due to improper tolerances.
version 2 (first functional prototype) - assembled with glue, so... once its glued the combination c