25% Off Select Ibis Bikes | Specialized Drop Bar Closeouts
Save 20% on Salsa, Surly, and All-City with codes SALSA20, SURLY20, ALLCITY20 in checkout.
The Thumper is a fast-rolling XC tire that handles predictably when things get loose.
- Overlapping center knobs reduce rolling resistance
- Durable 27 TPI casing