Description Dual Density Tread with Flat Protection
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.
Features:
Serfas FPS Flat Protection
Dual Density Tread Compound
120 TPI 3-Layer Casing
Low Rolling Resistance Alchemy Compound w/ World Class Grip
Smooth Tread Pattern For Ultimate Performance
B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.
The product weight specified is an approximate weight based on the manufacturer's specifications (if available) or our measurement of one or two examples. For most products, the weight will typically vary by 5% to 10%.
Reviews Ordered by Most Relevant First
5 stars
4 stars
3 stars
2 stars
1 stars
Good tire/Good Price
by Simon Wood Writer
Cycling Enthusiast
This is a good mid range tire at a good price. I couldn't ask for more.
Reviewed 7/29/2021
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Easy on, but not puncture resistant
by dpk
Cycling Enthusiast
Portland, OR
I've put about 1,000 miles on it and while it's been a solid performer I would say it is prone to punctures. I've had several with very small metal wire that I would have assumed would not penetrate the rubber.
Reviewed 8/2/2021
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I have always been a fan of Vredestein tires because of how well they feel in high speed cornering. The Inertia tires have a very similar feel. The transition into the lean feels very smooth and the g
Cycling Enthusiast
Bend, OR
1 of 3 customers found this review helpful.
Reviewed 8/2/2021
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