Shimano Ultegra ST-R8170F Di2 Shift/Brake Lever BR-R8170 Hydraulic Disc Brake Caliper - Right/Rear 12-Speed Flat Mount BLK MPFN-DROPOUT-500 5 Weight 121 Color Carbon

5 Weight 121 Color Carbon Material Carbon Length 90 Bar Clamp Diameter (mm) 31

Defined Color: Black

Length (mm) 60 Material Aluminum Defined Color Blue Valve Core Removable Valve Presta Long 56-74mm

keeping the shoe light and making it dry as fast as it rides

Shimano Ultegra ST-R8170F Di2 Shift/Brake Lever BR-R8170 Hydraulic Disc Brake Caliper - Right/Rear 12-Speed Flat Mount BLK MPFN-DROPOUT-500 5 Weight 121 Color CarbonYour time on the bike is precious let Shimano make it even better. Ultegra ST R8170 brake levers bring enhanced modulation and control to every ride by employing Shimano's proven SERVO WAVE technology. The Di2 platform untethers the shifters while delivering fast and reliable wireless shifting. The BR R8170 hydraulic 2 piston disc brake caliper brings a new level of control to the road cycling world with improved modulation and a quicker initial