Chainrings

- Cyclocross ring with Drop-Stop tooth design to prevent unwanted chain drop - Recommended for use with 10 or 11sp chain (10sp chain works on 9sp drivetrain) - Designed and manufactured in the USA from 7075-T6 aluminum alloy

- Drivetrain Speeds: 11 - Chainring BCD: 110 Shimano Asymmetric - Material: Aluminum

Shimano Ultegra 6800 11-Speed Inner Chainrings - Material: Aluminum - Ring Position/Type: Inner

SRAM's road chainrings are stamped from 7075 aluminum for low weight and excellent strength. The teeth are ramped for precision shifting, too.