The X1 was designed with the future of gravel tires in mind. It offers the lowest rolling resistance of any Gravelking model and showcases the most aggressive tread design in the Gravelking lineup, providing unmatched performance across various gravel conditions.Ideal for gravel, dirt, and rough pavementTuffTex boasts a supple, high thread count casing fortified with precisely engineered bead-to-bead puncture protectionBeadLock is engineered to accommodate a broader range of rims, including both hookless and clincher types. In most instances, mounting the tire can be effortlessly achieved with a standard floor pumpZSG GRAVEL Compound is crafted from a proprietary ZSG (Zero Slip Grip) material to ensure remarkable resistance to temperature and weather fluctuations. This consistent rubber performance across a spectrum of temperatures provides lower rolling Resistance and improved gripFolding (Aramid) BeadTubeless and Hookless CompatibleTubeless Ready up to 60 PSIItem SpecificationsColorBlackDefined ColorBlackFlat ProtectionTread and SidewallISO Diameter622 / Road / 29"ISO Width (mm)40Labeled Size700 x 40PSI60 / 80Tire BeadFoldingTire Diameter700cTire Intended UseGravelTire TypeTubeless Ready ClincherWeight480 Panaracer GravelKing X1 Tire Tires EAN: 4931253031571