California Roll 60mm skateboard wheel, 78a durometer Perfect skateboard wheel for cruising, freeriding, and even downhill. The most versatile wheel that works on Penny boards, cruiser boards, and all skateboards. Great over rough terrain, fast, great grip. Features: Diameter: 60mm Durometer: 78a Excellent for cruising or carving; the California Rolls fit on smaller decks such Pennys and Cruisers. Great for cruising and for smaller or mini-longboards Made in USA