Is your local park slippery? Road ahead rough enough to rattle out your bolts? The Torus series smooth out any terrain. The Autobahn Torus Relief Wheel is a dual radius, solid, center set wheel, created to offer a little extra width and grip. Swirl urethane and 99a hardness. Graphics at one side. Sizes available as seen below. Available in colorways as seen below. Wheels sold in set of four.