Panaracer: Built on the same concept as our Gravelking and Gravelking SK models, the AC version incorporates the same technology on top of a specially designed tread tailored to work best in all conditions.GravelKing AC is the tyre that is comfortable in All Conditions, gravel, dirt or worse.Building on the success of our GravelKing and GravelKing SK models, the AC version incorporates the same technology on top of a specially designed tread tailored to work best in all conditions.Specifically constructed long vertical knobs and a low profile design provide optimal transfer of muck while maintaining the ideal balance of rolling resistance and grip.With the low rolling resistance and long-lasting compound that features in all our ZSG (Zero Slip Grip) tyres, the GravelKing AC makes the perfect set-it and forget-it training tyre.This is the perfect tyre for the cyclist looking to expand their horizons and take a detour from the roads other tyres would limit them to.TECHNOLOGIESZSG (Zero Slip Grip) Natural CompoundThis compound has the same low rolling resistance as the Ultima compound. Its enhanced wear resistance makes it perfect for a long-lasting training tyre with an excellent ride.Anti-Flat CasingAnti-puncture reinforcement throughout the tyre strengthens resistance to cuts and pinch flats.AX-a Advanced Extra Alpha CordAX technology uses extremely narrow cord which is weaved at a super high density into the casing for lightness and flexibility. This increased density improves resistance to cuts and abrasions. FEATURESTubeless Compatible (up to 60psi)ZSG Natural CompoundAX-a Alpha Advanced Extra Alpha CordWeight: 300g / 360gMade in Japan