Shimano Ultegra R8000 39t 110mm 11-Speed Chainring for 39/53t MPFN-200-2005-002 }Park Tool PRS-2

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Shimano Ultegra R8000 39t 110mm 11-Speed Chainring for 39/53t MPFN-200-2005-002 }Park Tool PRS-2Shimano Ultegra R8000 39t 110mm 11 Speed Chainring for 39 53t. This Shimano chainring allows you to update your Ultegra FC R8000 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