Feature

●Front Chainwheel for Rear 9-Speed
●Octalink 8-spline interface for better meshing and power transmission
●Choose from: 165/170/175mm
●Choose from Chainguard (w/CG) or No Chainguard (w/o CG) models


Description

Original Shimano parts guarantees that all components work perfectly ? for optimum performance and maximum safety and longevity.