Shimano FC-R9100 ChainRing 42T-MX for 54-42T

\n\t\t\tShimano FC-R9100 Chainring 42T-MX for 54-42T

\n\t\t\tThe Shimano FC-R9100 Chainring 42T-MX for 54-42T is a tooth replacement or upgrade chainring that is compatible with the 11 speed Dura-Ace 9100 series double chainset. This four-arm Shimano FC-R9100 Chainring 42T-MX for 54-42T is machined from aluminium and carbon, giving both greater rigidity and lighter weight than its predecessors, and with that rigidity comes improved shifting for accurate gear changes every time.

\n\t\t\tShimano FC-R9100 Chainring 42T-MX for 54-42T Extra Info

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• \n\t\t\t\tBest balance for lighter weight (-7g) and efficiency
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• \n\t\t\t\tMaintains high rigidity and reduces weight
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• \n\t\t\t\tShorter length of rear center with O.L.D.135mm
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• \n\t\t\t\tOptimum power transfer
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• \n\t\t\t\tIconic design
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• \n\t\t\t\tAdapted for race specific disc brake system
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• \n\t\t\t\tRider tuned gearing options
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