This is a functioning vault with a 3D printed Group 2 Lock and clear acrylic front.

Thank you to PCBway: https://pcbway.com/g/4735ok

(The link above is an affiliate link, meaning I may get a small commission if you purchase something through the link)

Files can be downloaded using the link below:
https://www.printables.com/model/7403...

Longer video about the Group 2 lock:    • 3D Printed Vault Combination Lock  

Everything was printed in Prusament PLA on a Prusa Mk4 and Mk3.9. Colors are "Galxy Black" "Viva la Bronze" and "Galaxy Silver".