The Shimano ST-RX815 GRX Di2 Hydraulic Disc Brake Set is engineered for cyclists who demand performance on mixed terrains. Whether riding through gravel, mud, or rough roads, this disc brake set ensures a smooth and reliable experience.

• Advanced Di2 technology for seamless electronic shifting
• Hydraulic disc brakes provide superior stopping power
• Designed for durability and performance in challenging conditions

With its focus on comfort and control, this brake set allows riders to push their limits with confidence.