Here are a few pictures of a customer submitted images of our 15mm Front and 20mm Rear Spacer combo on the 2016 Miata. These should also work on the 2017 and 2018 model with no problem. Our adapter style spacers are 100% bolt on. Allowing for a quick upgrade to the looks of your vehicle without any rubbing.

You can buty them here:
https://garageline.com/wheel-spacers/128-garageline-2016-mazda-miata-mx-5-wheel-spacers.html