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Shimano ultegra r8000 11 speed double chainset 4636t
shimano ultegra r8000 11 speed double chainset 4636t
Shimano ultegra r8000 11 speed double chainset 4636t
The new shimano fc r8000 ultegra chainset is here the hollowtech ii 11 speed ultegra chainset offers an ideal balance of light weight and stiffness making it the perfect choice for both enthusiast and competitive riders hollowglide hollow outer chainring gives vast improvements in rigidity by virtually removing outer chainring flex and hugely improves shift performance even under high load the chainring teeth have been developed to work in conjunction with 11 speed hg ev chain

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