The fastest Marathon ever. Scary Fast !
Now even lighter. Now even faster. Pure skin side walls and the new Speedgrip compound have further reduced weight and rolling resistance. Everything is optimized for speed. Pure dynamics: the low weight is noticeable every time you pull away. A RaceGuard belt protects against punctures.
Size weight PSI
20 x 1.5 290 grams 50-85
26 x 1.5 390 grams 50-85