OJ Wheels 60mm, 78a Super Juice black w/ refreshed yellow graphics. Straight out of lab, Super Juice features a new reinforced plastic core and completely redesigned shape, all on OJs’ classic ultra buttery 78a urethane. Cop a set and blaze all terrains with the crew! Features: Durometer: 78A Diameter: 60mm Width: 45mm Road Surface: 37mm