Here we demostrate opening the travel lock with a 3D printed TSA 007 key.
Some filing and sanding was needed to get it to properly fit the keyway.
Here we demostrate opening the lock by finding the combination number via feel.
The key take away is that there will be resistance on the next cylinder up when the cylinder below it has the correct number.
References and Sources:
TSA Key print file source: https://github.com/Xyl2k/TSA-Travel-Sentry-master-keys