I wanted something different when it came to safety flags and making sure that the action was cleared for RO's and others.
So I made this.
I based the measurements from my CZ457 Pro Varmint.
With a little squeeze the holder pops into the chamber area easily and stays put. Removal is a simple squeeze as well.
I printed this in Yellow PLA with 3 perimeters (for strength) and 20% infill
The author marked this model as their own original creation.