When it’s dry, the Race King is faster, cleaner and safer. Rolling resistance is almost on a par with race bike tyres. It's a proven winner with countless UCI victories courtesey of the Topeak-Ergon team with Irina Kalentieva at its head. A serious option for XC racers.
PureGrip is ranked just below the premium BlackChili compound. It provides great grip as well as durability.