Durometer tells you how really hard the wheel is. It can be stated while in the identify from the wheel, and is particularly accompanied by a letter (normally possibly “a” or “b”) (ex. 75 mm / 78a). This letter explains what scale was accustomed to measure the wheel. “a” wheels https://remingtonxhiii.blog5star.com/16556816/the-element-skateboards-diaries