Shimano FC-09 54t 11-Speed Asymmetric 110BCD Black Chainring MFPN=21736 Length 133 Color Black Flange

Length 133 Color Black Flange No Lock On Yes Grip Shift Specific No Defined Color Black Shape Round

} Ride wherever you want with a tire designed specifically for use on the rear wheel

Front Derailleur Clamp 28

Light Loop No Volume 0

}FSA Afterburner Lightweight Stem 31

Shimano FC-09 54t 11-Speed Asymmetric 110BCD Black Chainring MFPN=21736 Length 133 Color Black FlangeSystem supremacy Shimanos Dura Ace 11 speed asymmetric chainrings provide clean chain engagement for reliable riding. The 110 BCD bolt pattern is compatible only with cranks with a matching 110 BCD. System engineering at its peak. Redesigned gear teeth profile to fit wider gear pitch Optimum power transfer Best balance for lighter weight and efficiency 4 arm construction Shorter length of rear center with O. L. D. 135mm Hollowtech II