Shimano Ultegra Di2 R8171-RA Wireless Hydraulic Brake/Shift Lever - 12-Speed Bar Clamp Diameter (mm)_25.4 mm Equipped with quick-release QR mounting

Equipped with quick-release QR mounting hardware

ideal for rough terrains

- Classic ringer-style bell offering a loud

- Adjustable straps fit most handlebars

Shimano Ultegra Di2 R8171-RA Wireless Hydraulic Brake/Shift Lever - 12-Speed Bar Clamp Diameter (mm)_25.4 mm Equipped with quick-release QR mountingExperience Precision and Innovation with the Shimano Ultegra ST R8171 RA Di2 Wireless Shift Brake Lever Right, 12 Speed, Black Elevate your cycling performance with the Shimano Ultegra ST R8171 RA Di2 wireless shift brake lever. Crafted for serious road cyclists and enthusiasts, this high performance component combines advanced materials, cutting edge engineering, and sleek design to deliver unrivaled control and reliability on every ride. Materials &