650B/27.5-Inch

- Rear Specific Performance for Mixed Terrain - The R model is our rear specific design: added traction on either pedaling and braking durability without compromising performance over a mixed variety of terrain, maximized for both dry or wet conditions due to the SmartGRIP Compound. - All with a high level of reliability for a longer lifespan: the best combo with an M on front for a balanced riding style.