Shimano Tiagra FC-4700 Crankset - 175mm 10-Speed 48/34t 110 Asymmetric BCD Hollowtech II Spindle Interface Gray MFPN=00.7518.151.000 meaning 18 engagement points per

meaning 18 engagement points per click

}TruVativ Descendant Troy Lee Designs CoLab Carbon Crankset - 170mm 12-Speed 32t Direct Mount DUB Spindle Interface Black

It is directly descending from the B66 Champion first featured in the 1927 catalog

Engineered with improved durability of 2 part steel and aluminum assembly

}KMC X9 Chain - 9-Speed 116 Links Silver/Gray

Shimano Tiagra FC-4700 Crankset - 175mm 10-Speed 48/34t 110 Asymmetric BCD Hollowtech II Spindle Interface Gray MFPN=00.7518.151.000 meaning 18 engagement points perShimano 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