Road training/gravel tire with anti-flat casing
SK model treads have center blocks and raised shoulders
Long lasting, all-conditions Zero Slip Grip (ZSG) natural rubber
Supple AX-a cord (Advanced Extra Alpha) combined the ZSG enables low rolling resistance
Aggressive knobs, ZSG Natural rubber compound, puncture protection breaker and AX-α special low rolling resistance casing make the Gravelking a go-anywhere tire.
And tubeless compatible up to 60 PSI!