Manette de frein/vitesse avant Shimano GRX DI2 ST-RX717-L lightspeed_id_72529 and mountain biking

and mountain biking

and versatility

The Shimano RT-CL900 140mm Centerlock Internal Disc Brake Rotor is Shimano's flagship disc brake rotor

Up to 60% reduction in peak pressure enhances comfort during long rides

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Manette de frein/vitesse avant Shimano GRX DI2 ST-RX717-L lightspeed_id_72529 and mountain bikingThe Shimano GRX Di2 ST RX717 L front brake lever is a clean, minimalist solution for 1x gravel setups. Designed to pair seamlessly with the ST RX715 Di2 right lever, it delivers confident braking with matching ergonomics while eliminating unnecessary shifting electronics. Key Features: Left only hydraulic brake lever design reduces weight and simplifies the cockpit for 1x Di2 drivetrains. Matching shape and lever ergonomics integrate perfectly with