Shimano Dura-Ace R9100 42t 110mm 11-Speed Chainring for 42/54t

This Shimano chainring allows you to update your Dura-Ace FC-R9100 11-speed crankset with a chainring configuration to best fit your riding style.Product Details: Features a weight saving 4-bolt design with a BCD of 110 mm Integrates Shimano Hollowglide Technology: the high rigidity hollow structure cuts down on weight, yet maintains strength to provide better power transfer and quicker, more precise front shifting Specifications: Chainring BCD: 110 Shimano Asymmetric Color: Black Defined Color: Black Drivetrain Speeds: 11 keyword search: CR0799 keyword search: Y1N242000 Material: Aluminum Ring Position/Type: Inner Tooth Count: 42 UPC: 689228935884 MPN: Y1VP42000