Crystal Cores feature Ricta's new optically clear high-performance 95a urethane. 95a high-performance urethane offers a more forgiving durometer for rough terrain with easy, consistent slides you'd normally only get on harder wheels.
Crystal Cores feature Ricta's new optically clear high-performance 95a urethane. 95a high-performance urethane offers a more forgiving durometer for rough terrain with easy, consistent slides you'd normally only get on harder wheels
