Shimano Tiagra FC-4700 Crankset - 175mm 10-Speed 48/34t 110 Asymmetric BCD Hollowtech II Spindle Interface Gray MFPN=00.3018.270.170 Shimanos Hollowtech II technology provides

Shimanos Hollowtech II technology provides the best balance of stiffness strength weight and rotating performance

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Shimano Tiagra FC-4700 Crankset - 175mm 10-Speed 48/34t 110 Asymmetric BCD Hollowtech II Spindle Interface Gray MFPN=00.3018.270.170 Shimanos Hollowtech II technology providesShimano Tiagra FC 4700 Crankset 175mm 10 Speed 48 34t 110 Asymmetric BCD Hollowtech II Spindle Interface Gray. The Shimano Tiagra FC 4700 2 piece crankset balances weight and efficiency without sacrificing stiffness. Optimal balance between stiffness and light weight provides outstanding power transfer Aluminum construction with anodized finish provides strength weight savings and keeps the crankset looking great Gear shape optimized for HG X chains