leva freno cambio shimano dura ace di2 st r9270 r dual control lever Variant:Left Lever (Front) • Stainless steel braking track

• Stainless steel braking track

and Giant SyncDrive Pro spider

La porta di temporizzazione di un freno idraulico è la connessione tra il serbatoio e l'alesaggio del cilindro della leva

A frame that combines classic XC performance with lightweight trails and a Motion Control™ damper completes the package

- Freewheel body: HG (Hyperglide) Shimano / Sram

leva freno cambio shimano dura ace di2 st r9270 r dual control lever Variant:Left Lever (Front) • Stainless steel braking trackNow, with SERVO WAVE ACTION brake technology, the new DURA ACE ST R9270 brake lever offers unprecedented levels of modulation and control. The wireless shifting ensures a clean bike aesthetic while providing the fastest and most precise shifting available on the market. All of this comes from the DUAL CONTROL LEVER, which uses the most advanced materials to offer optimized lightness and ergonomics that guarantee comfort and control even in the most