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Shimano ultegra 6870 di2 11 speed groupset groupsets build kits
shimano ultegra 6870 di2 11 speed groupset groupsets build kits
Shimano ultegra 6870 di2 11 speed groupset groupsets build kits
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 available are various chainset sizes with various crank lengths and cassettes the chainring teeth have been developed to work in conjunction with 11 speed hg ev chains for increased contact to provide greater efficiency and improved power transfer the lightweight 11 speed hg ev cassette with rigid alloy sprocket carrier for

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