The Shimano GRX RX812 1x12-speed groupset represents a refined approach to gravel cycling

Unmatched Portability

designed for both spring and autumn conditions

The M9100 chain provides enhanced chain retention thanks to an extended portion of the inner plate

4001 tko mechanism jersey tko mauve Size:S The Shimano GRX RX812 1x12-speedThe T. K. O. Mechanism Jersey merges technical innovation with contemporary design, delivering performance where it matters most. Its aerodynamic cut minimizes drag during high intensity efforts, while the lightweight fabric ensures optimal breathability on demanding rides. Whether you're chasing personal records or enjoying spirited summer training, this jersey transitions seamlessly from race day to casual cycling, making it an essential addition to