This is one of the brackets I was considering:
https://smile.amazon.com/Wrangler-Release-Removable-License-Bracket/dp/B07BTLC8TH/ref=sr_1_4?ie=UTF8&qid=1550186695&sr=8-4&keywords=quick+release+front+license+plate+bracket
Installation onto a mustang:
https://www.youtube.com/watch?v=38kETI5aXAE