The Serfas® STX Inertia Folding Road Tire features a smooth tread constructed using their high-performance Alchemy Compound for lower rolling resistance and world-class grip.
Comprehensive testing at Wheel Energy® of Finland, an independent tire laboratory, found Serfas® Inertia tires to perform 8.12% better at cornering than their competitor's most comparable best-selling road bike tire.
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Our complete inventory is available at our warehouse store located just of I-205 one exit south of PDX airport.
5741 NE 87th Ave(I-205 exit 23B)Portland, OR 97220
Mon-Sat: 9am - 5pmSunday: Closed
Customer Service HoursMon-Sat: 8am - 5pm PT
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