Surly Dirt Wizard Tire
Surly Dirt Wizard Tire, Features of the Surly Dirt Wizard Tire Composed of a Dual row of aggressive, trail-gobbling, beveled knobs in the center and well-spaced, siped knobs to dig into loose corners Tall and wide, providing next-level traction and cushioning Casings Are flexible and responsive, yet durable and supportive Designed to work on 50mm rims