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Constructed from lightweight and durable materials
Its Bluetooth connectivity allows seamless integration with various devices
and touring cyclists
it offers high protection against theft
Shimano R9100 Dura-Ace 172.5mm Crankset Size:52-36 Constructed from lightweight and durableExperience the pinnacle of cycling performance with the Shimano R9100 Dura Ace 172. 5mm Crankset. Engineered for the demands of professional racing, its iconic 4 arm construction and optimized crank arm design deliver exceptional rigidity while shedding 7g, weighing in at a mere 609g (50 34T). The innovative chainring tooth profile is specifically adapted for race bike disc brake systems and accommodates shorter 410mm chainstays with 135mm OLD rear
