Durometer tells you how challenging the wheel is. It truly is outlined in the identify of the wheel, and is also accompanied by a letter (ordinarily possibly “a” or “b”) (ex. 75 mm / 78a). This letter explains what scale was accustomed to evaluate the wheel. “a” wheels are made https://kingslists.com/story14248450/examine-this-report-on-evolve-electric-skateboards