.top{margin-bottom:30px;}.top li{margin-left:5%;margin-right:5%;margin-top:10px;line-height:120%;list-style-position:outside;} The Schwalbe Thunder Burt Tire is a high-performance tire designed for cross-country and marathon mountain biking enthusiasts. Its innovative design combines the best features from renowned models, offering exceptional grip and low rolling resistance. Featuring closely spaced knobs, this tire excels on hardpack and dry trails, ensuring quick acceleration and smooth rides. The PaceStar compound-designed for fast-rolling cross-country use-incorporates an easy-rolling base layer for rapid center performance and grippy shoulders. Engineered for peak performance, the tire&';s center knobs minimize resistance on smooth surfaces, allowing riders to maintain speed, while the transition and side knobs deliver reliable grip and control on loose terrain and in corners. Available in various widths and often tubeless-ready, this tire caters to individual preferences, offering the benefits of lower tire pressures and increased puncture resistance. The Schwalbe Thunder Burt Tire is an excellent choice for riders seeking a combination of speed, efficiency, and durability on cross-country and marathon trails. Key Features: PaceStar Compound: Fast-rolling center layer and grippy shoulders for a perfect balance of speed and control. Low Rolling Resistance: Center knobs minimize resistance, maintaining speed on smooth surfaces. Tubeless-Ready Design: Offers the option of lower tire pressures and increased puncture resistance for a reliable ride.