Round Ring 1X DM 12-11s

ROTOR Round Ring 1X DM 12-11s. Designed for 11-12 speed drivetrains. Constructed from a single block of 7075 T6 aluminum, this chainring combines lightweight design with exceptional stiffness and durability. Featuring Direct Mount technology and Universal Tooth® Technology, it delivers smooth, efficient, and reliable power transfer for road, gravel, triathlon and TT riders.

Universal Tooth® Technology

The Universal Tooth design provides:

• Full compatibility with 11 and 12-speed chains for versatile drivetrain setups.

• Precise and quiet chain engagement, minimizing skips and chain wear.

• Durable, CNC-machined teeth that distribute pedaling forces evenly for long-lasting performance.

Direct Mount Technology

Our Direct Mount system allows the chainring to attach directly to compatible ROTOR cranks without a spider or extra bolts, offering:

• Reduced weight for a lighter, cleaner bike setup.

• Enhanced stiffness for more responsive and efficient power transfer.

• Quick and easy installation with no special tools required.

Upgrade your bike with the ROTOR Round Ring 1X DM 12-11 speeds and experience efficient, powerful, and reliable pedaling with every ride.