Shimano Ultegra R8000 Chainring - 53 Tooth 11-Speed 110mm BCD For 53-39T Combination Shock Size-200x57mm (2009/2010) 216x63mm (2011/2012) 5+ 15 x 110 mm

5+ 15 x 110 mm Boost Spacing Red

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Shimano Ultegra R8000 Chainring - 53 Tooth 11-Speed 110mm BCD For 53-39T Combination Shock Size-200x57mm (2009/2010) 216x63mm (2011/2012) 5+ 15 x 110 mmShimano Ultegra R8000 Chainring 53 Tooth 11 Speed 110mm BCD For 53 39T Combination. 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