Shimano 105 BR-R7170 Brake Caliper Model:Rear Gen 2 Revised tread pattern

Gen 2 Revised tread pattern

Light and breathable lycra mesh material on back of hand for a cool comfortable fit

the X-Bridge technology

Increased mid-stroke support and off-the-top suppleness create an unparalleled ride feel out on the trail

Disc Diameter - Not included

Shimano 105 BR-R7170 Brake Caliper Model:Rear Gen 2 Revised tread patternDisc brakes optimized for road riding. With proven hydraulic braking technology, the new Shimano 105 BR R7170 calipers feature the Flat Mount System and its low profile design that is ideal for road bikes. More compact and lighter than ever, the R7170 brakes offer wide pad clearance for easy wheel removal and quiet performance as well as one way bleeding for easy, clean maintenance. 10% wider pad clearance decreases the chance of disc brake rotor rub