Shimano FC-9100 Dura Ace Crankset 2x11 Speed Crank Arm Length:175mm Compatible with metal and resin

Compatible with metal and resin brake pad compounds

With its durable construction

to use a standard nose width saddle

It simultaneously blocks & reflects sunlight away from entering the eyes through the openings while continuing to direct and diffuse air to prevent fog distortion

Shimano FC-9100 Dura Ace Crankset 2x11 Speed Crank Arm Length:175mm Compatible with metal and resin4 arm construction cranksetNew designed crank armIconic designRedesign the gear teeth profile to fit wider gear pitchHOLLOWGLIDEBest balance for lighter weight ( 7g) and efficiencyShorter length of rear center with O. L. D. 135mmOptimum power transferAdapted for race specific disc brake systemMaintains high rigidity and reduces weight OUTER RING MATERIAL Aluminum CFRP AVERAGE WEIGHT 609g, ,621g THREADED BB SHELL WIDTH 68,70 CRANK ARM FINISH Anodized