Shimano Ultegra ST-R8170-LF Di2 Shift/Brake Lever - Left 2x Black MFPN=11.4015.259.000 It’s efficient for days of

It’s efficient for days of triple-digit mileage while delivering control and comfort when things get rough

}Wheels Manufacturing Derailleur Hanger - 114

Optimized for single-chainring drivetrains the Shimano GRX BL-RX610-L brake lever delivers greater comfort and control for mixed-terrain riding thanks to Shimanos category-leading gravel-specific design features

}Industry Nine Tubeless Valves - 40mm Purple Pair

Shimano Ultegra ST-R8170-LF Di2 Shift/Brake Lever - Left 2x Black MFPN=11.4015.259.000 It’s efficient for days ofShimano Ultegra ST R8170 LF Di2 Shift Brake Lever Left 2x Black. Shimanos Ultegra ST R8170 brake levers bring enhanced modulation and control to every ride by employing Shimanos proven SERVO WAVE technology. The Di2 platform untethers the shifters while delivering fast and reliable wireless shifting. Your time on the bike is precious let Shimano make it even better. The wireless connection provides a clean cockpit enhancing the aerodynamic effect and