Shark Wheels Skateboard 60mm, 78a Gecko Green California Roll

Do you already know the Shark Wheels? These wheels look square when rolling, as they are a new hybrid shape between a sphere and a hub. They are perfect for high performance and rolling around.Specifications: Perfect for skate boards under 30" (choose Shark Wheel 72mm DNA for boards 30'' and longer) Excellent for cruising/carving; California Rolls fit smaller decks | Pennys & Cruisers 60mm - 78a - Skateboard Wheels Fast, soft, and superior grip Best wheel in the world over rough terrain (pebbles, debris, sand, water, etc) Made in California All California Roll wheel purchases come in sets of 4 wheels total Rough Terrain. The best wheel over rough terrain. The sine wave shape tends to kick pebbles and small objects out of the way. Also the best wheel over wet conditions. Scientifically proven by San Diego State University, Mechanical Engineering Department. Approach Angle. Shark Wheels perform similar to how drivers intuitively know to go over a speed bump at an angle to re