Description
*Optimized lightweight crank arm design produces excellent power transfer efficiency
*HOLLOWTECH II
*Redesigned FC for greater frame compatibility
*Rider tuned gear performance through various gear combinations
*Wider gear pitch increases clearance between chain and leading teeth to provide compatibility with frames with O.L.D. 135mm and 410mm chain stay length
*Possible to choose the best choice for ride
*Minimized weight without sacrificing stiffness
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