Shimano Tiagra FC-4700 Crankset - 172.5mm 10-Speed 52/36t 110 Asymmetric BCD Hollowtech II Spindle Interface Gray Fits 858 and 808NSW FULL PIN technology uses lightweight

FULL PIN technology uses lightweight stamped steel cogs held together with high-strength stainless steel pins

5" Tapered Aluminum Steerer Diffusion Black A7 120mm

Smooth 2-way shifting (inward and outward)

}Shimano STEPS SW-E6010-R Right Hand Switch for SEIS Shift

Backing Plate Material Steel Compound Organic Heat Sink Yes Pad Shape Number 10

Shimano Tiagra FC-4700 Crankset - 172.5mm 10-Speed 52/36t 110 Asymmetric BCD Hollowtech II Spindle Interface Gray Fits 858 and 808NSW FULL PIN technology uses lightweightShimano Tiagra FC 4700 Crankset 172. 5mm 10 Speed 52 36t 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