The Shimano GRX ST-RX400 Dual Control Lever provides light, precise shifting performance tailored for mixed-terrain riding. Its design offers intuitive gear changes, ensuring smooth operation on any adventure, from gravel trails to challenging climbs.

Ergonomic and Anti-Slip Design: Designed for comfort and control, the shifter features an ergonomic layout that minimizes hand fatigue during long rides. The textured, anti-slip brake lever enhances grip, providing confidence and control even on rough or wet surfaces.

Low-Profile Flat Mount Caliper: The Shimano GRX BR-RX400 hydraulic disc brake caliper integrates seamlessly with modern gravel bikes using a sleek Flat Mount design. Its compact build and optimized positioning improve bike aesthetics and braking efficiency.

Advanced Heat Dissipation Technology: With Shimano’s Ice Technologies, the brake caliper efficiently dissipates heat during extended braking sessions, ensuring consistent performance and reducing the risk of fade on long descents or intense rides.

Engineered for gravel and adventure cycling, this brake set excels in delivering powerful, reliable stopping power and smooth shifting. Its durable construction ensures peak performance across varied terrain, offering riders the freedom to explore confidently.