Spitfire's Formula Four urethane gives unmatched abrasion resistance for fewer flat spots and smooth, anti-stick sliding. You get more controllable grip, and lasting speed.
The Conical Full profile has a wider riding surface and cutaway design for unmatched control and lasting speed everywhere.
- Durometer: 101A
- Diameter: 56mm
- Width: 36mm
- Contact Patch: 25mm
- Compound: Formula Four