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The resilient PU upper maintains a lightweight profile while providing durability and consistent comfort during long training rides or steep alpine climbs
Engineered for precise grind consistency and rapid dosing
Resin pad is a flexible compound with less noise
maximizing the aerodynamic surface area of the arm
Roller Bearing Clutch: Delivers maximum drivetrain stability and significantly reduces chain slap
Shimano DISC BRAKE ASSEMBLED SET/J-KIT, GRX, ST-RX400(L), BR-RX400(F), RESIN(W/FIN), SM-BH90 BLACK newsale The resilient PU upper maintainsExperience a new level of control and confidence on gravel and mixed terrain with the Shimano GRX ST RX400 Disc Brake Set, a reliable and ergonomic solution for a versatile drivetrain. The Shimano GRX ST RX400 BR RX400 Disc Brake Set is the definitive solution for a complete, high performance front braking and shifting system for your gravel bike. Meticulously engineered for the unique demands of off road riding, the ST RX400 lever features an
