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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Robust Sealing: Sealed cups effectively keep out dirt and moisture
responsive hydration without awkward suction or resistance
Expert Craftsmanship: As with all ParkTool products
Waterproof matches
0mm Offset/Setback
ST-R8170-R Shimano Ultegra Di2 Hydraulic Disc Brake Dual Control Right Lever 12-Speed Flat;Parts Robust Sealing: Sealed cups effectivelyDisc Brake Caliper To the delight of riders and mechanics alike, the new ULTEGRA BR R8170 caliper delivers enhanced modulation, a quieter brake system, and an easier than ever bleed process. The ULTEGRA R8170 disc brake caliper brings a new level of control to the road cycling world with enhanced modulation and a quicker initial braking point. Despite its smaller construction, the system is quieter than ever and easier to maintain. Levers Road riding
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