The cover corner measurement is also known as the corner Radius. It is the measurement of the corner curve of your cover.
Accurate measuring of your corner radius, helps get a great fit on your cover.
Without a good measurement, you run the risk of the cover not fitting properly. It may overhang the corner or sit inside the curve of the corner. This will not look good and it may not meet the safety regulations stipulated by your local government.
We want you to be happy with your cover and taking a few moments will ensure that you are.