Mod for the Loud Bicycle Classic horn

This is a modification to the Loud Bicyle classic horn.
The horn is designed so that the two speakers hangs fairly loose inside the plastic casing. My guess this is to create a proper resonace chamber for the sound, but unfortunatly in my case this allowed the speakers to move and vibrate a lot during cycling. This lead to repeated failures of the wires going to the speakers. Even though they are thick, they would simply sheer of over time because ot the movement.
Therefore I printed two 5 mm