Holders tested in 200 km per hour but every license plate is diffrent. Yours might be bended from holders you have now or from manipulation from before it might not fit perfectly so this is on your own risk.
Printer: Creality cr10s pro v2
Rafts: Not needed
Supports: yes
Resolution: 0.2
Infill: 60%
Filament: PLA
The author hasn't provided the model origin yet.