The Schwalbe Ultremo ZX is the pinnacle of the Schwalbe road range, it includes the HD speed guard and Triple Racestar compound both components are perfectly combined to produce an outstanding, competition road race tyre which has great rolling resistance and increased durability against punctures.
Tread: HS 380
Size: 700 x 23C
Size (ETRTO): 23-622
Pressure: 6,0-10,0 Bar, 85-145 PSI