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Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
une efficacité maximale et une réactivité exceptionnelle
Designed for modern wide tubular rims
Links 126 Primary Color Black Speed 12 e-Bike approved Yes
35% less shifting operation force and 20% quicker main lever access vs SL-M7000
WideRight rim design optimized for 2
Ultegra Di2 ST-R8170 / BR-R8170 Rear Derailleurs Pulleys une efficacité maximale et uneHLC. Web. Services. CmsService. Models. Pages. CmsPageProductDetails The ULTEGRA ST R8170 2x12 speed Dual Control levers with Wireless Di2 connectivity deliver a clean aesthetic and simple setup while reimagined ergonomics bring a new level of comfort and control. 2x12 speed Dual Control lever with 4. 6mm longer reach for increased security and control Refined hood for improved ergonomics and aerodynamics with improved button access SERVO WAVE