The 3dm Avalon wheel is a 68mm tall x 55mm high quality urethane wheel. It features an Off0set bearing seat, dual lip design and weigh in at 5.9 oz. each. These wheels are supplied sets of FOUR. Great for all-purpose longboarding, cruising, and Old School styling, and one of the world’s best all-around slalom wheels. Named after the legendary slalom racing site on Catalina Island, California, in the early and middle 2000s the Avalon won more elite races than all other brands combined.