The Classic. Excellent in loose conditions- DIRECTIONAL RAMPED PENTAGON KNOB DESIGN – FRONT OR REAR- EXCELLENT MULTI-CONDITIONThe Ignitor tread pattern was designed for the most discerning professional racers and has laid claim to multiple World Cup victories. The well-spaced tread pattern fills in nicely to provide low rolling resistance in the straights, while the ramped pentagonal knobs provide excellent traction in the corners and in medium soil.RUBBER COMPOUNDSThe most important part of a tire is arguably the rubber compound within the tread. By changing the amounts of various components of the rubber formula, engineers can make two identical looking tires perform completely differently.This tyre uses; Single Compound - One compound throughout the tread optimized for longevity and performanceWIRE BEADThe function of the bead is to keep the tire in contact with the rim while the tire is inflated. A wire bead is a rigid metal wire is utilized as bead material in applications where ultimate strength is needed and transportability is not a factor.