Shimano Dura-Ace 9000 53t 110mm 11-Speed Chainring for 39/53t MPFN-M153-01-BK Primary Color Black SHIS Lower

Primary Color Black SHIS Lower ZS56/40 Bearing Grade ACB Sealed Crown Race Diameter 40mm Headset Type ZeroStack Misc Set 2 100-109mm Headset Position Complete Stack Height 11 Steerer Tube 1-1/8-1

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Comp Logic Threadless HeadsetLightweight precision-machined aluminum cups

Shimano Dura-Ace 9000 53t 110mm 11-Speed Chainring for 39/53t MPFN-M153-01-BK Primary Color Black SHIS LowerShimano Dura Ace 9000 53t 110mm 11 Speed Chainring for 39 53t. This Shimano chainring allows you to update your Dura Ace FC 9000 11 speed crankset with a chainring configuration to best fit your riding style. Integrates Shimano Hollowglide Technology: the high rigidity hollow structure cuts down on weight yet maintains strength to provide better power transfer and quicker more precise front shifting Features a weight saving 4 bolt design with a BCD of