Description

CHALLENGE Grinder Tubeless 650B x 46 Gravel Tyre
Dominate diverse terrain with the CHALLENGE Grinder Tubeless 650B x 46, a premier tyre engineered for the ambitious gravel cycling enthusiast. This tyre is your ultimate partner for adventure, designed to deliver blistering speed, unwavering control, and exceptional durability across a wide spectrum of conditions. Whether you´re competing in a high-stakes gravel race or embarking on a long-distance bikepacking journey, the Gravel Grinder provides the confidence and performance you need to push your limits.
The genius of the Gravel Grinder lies in its sophisticated tread pattern. Due to the flat-structured diamond profile in the middle, the tyre rolls with remarkable efficiency and minimal resistance on hardpack and smoother gravel sections. This allows you to maintain high speeds effortlessly, conserving valuable energy on long rides. When the course gets technical and you lean into a turn, the higher, more aggressive shoulder studs come into play. These studs for cross-trials and racing provide the necessary grip and stability in the corners, biting into loose surfaces to keep you securely on your line. The profile of this light cross tire is specially made for sandy and gravel roads with rocks, ensuring predictable handling where it matters most.
Experience the thrill of making a lot of speed with your gravel bike without a great risk of punctures. This tyre´s versatile nature makes it a true all-rounder that can handle both hard, dry ground and damp, slick surfaces with equal prowess. It helps you navigate the course safely and lightly, inspiring confidence on fast descents and technical climbs. The 27.5´´- 650B wheel size paired with a generous 46 mm width creates a perfect harmony of nimble handling, enhanced comfort, and a large contact patch for superior traction. The tubeless setup allows you to run lower tyre pressures, further improving grip, reducing rolling resistance, and virtually eliminating pinch flats for a more reliable and comfortable ride. As a folding tyre, it is also lighter and easier to store or transport.
Features:
* 120 TPI poly carcass: Provides a supple and comfortable ride, conforming expertly to uneven surfaces for maximum traction.
* Aramid bead: Ensures a secure fit on the rim for reliable tubeless performance and allows the tyre to be folded.
* Flat diamond profile with shoulder studs: A dual-purpose tread design engineered for straight-line speed and aggressive cornering grip.
* PPS anti-puncture layer (Puncture Protection Strip): An integrated layer of highly resistant material that offers robust protection against sharp rocks, thorns, and road debris.
Specifications:
* Model: Gravel Grinder
* Use: Cross and Gravel
* For inner rim size: 17 – 23 mm