Vittoria Presta Valve Cores Stock Item:Default Title It’s built for cross-country racers

It’s built for cross-country racers who demand peak performance in every section: climbs

These toe inserts are Original Equipment replacements from SIDI

abrasion-resistant nylon casing is further reinforced with our burliest puncture-resistant breaker

Speed (CS) 12s Gearing 10-28t

The Martello Enduro blends four Graphene-infused compounds to minimize rolling resistance on the center strip and maximize confident grip on the shoulders

Vittoria Presta Valve Cores Stock Item:Default Title It’s built for cross-country racersValve core replacement for your Presta valves Presta mechanism specific replacement for all Vittoria Multiway and Singleway Tubeless valves and any tube or tubular tyre with replaceable presta valve core. Compatible with other brands. We recommend replacing the valve mechanism with each tyre change. Box 25pcs Leaking valve cores are a common cause of flat tires.