OJ Wheels 56mm, 99a Erick Winkowski Mushroom Pro Elitie Mini Combo wheels with graphics by Santa Cruz Skateboards illustrator Thomas Fernandez. Mini-Combo shapes feature a wide road surface for stability and consistent slide and asymmetrical shape cut with a round back and conical front for customizing your set up. Elite WAY TOO FAST Urethane! Flying out the lab to the streets and beyond, Elite Urethane guarantees more speed, a longer lasting roll, and hands down epic times with your crew. 56mm x 37mm, 99A.