Shimano Ultegra FC-R8100 12-Speed Chainring - 34t, Asymmetric 110 BCD, Black, NK peatys The Monarch's lightweight design not

The Monarch's lightweight design not only delivers silky smooth travel

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Shimano Ultegra FC-R8100 12-Speed Chainring - 34t, Asymmetric 110 BCD, Black, NK peatys The Monarch's lightweight design notShimano Ultegra FC R8100 chainrings are constructed with high quality aluminum and are compatible with FC R8100 and FC 8100 P 2x 12 speed cranksets. Aluminum with anodized finish provides durability and light weight 34t inner chainring is for use with 50t outer chainring Asymmetric 110 BCD Compatible with HG 12 speed chains Item Specifications Chainring BCD 110 Shimano Asymmetric Color Black Defined Color Black Drivetrain Speeds 12 Material Aluminum