Chainrings

Shimano 105 FC-R7000 asymmetric 110 BCD chainrings for 2x11 drivetrains.

Origin-8's Alloy Ramped Chainrings are CNC-machined in the USA out of tough, light and durable 6061-T6 aluminum and are compatible with 8-, 9- and 10-speed drivetrain components. They have ramped teeth and are pinned for superior shifting and durability, and feature an attractive and corrosion-resistant black anodized finish.

Shimano 105 5800 11-Speed chainrings replace worn out parts and get your drivetrain running smoothly again. - Drivetrain Speeds: 11 - Chainring BCD: 110 asymmetric