I am selling an original Shimano Dura-Ace (R9100 series) outer chainring with 53 teeth, for 11-speed drivetrains.
The chainring is specific for the 53-39 pairing (Bolt Circle Diameter / BCD 110mm with Shimano 4-arm asymmetrical pattern).
Structural condition is perfect, no broken or bent teeth. Aesthetically, it shows normal signs of wear on the black finish due to contact with the chain (as clearly visible in the detailed photos), but the tooth profiles are still in good condition and ensure precise and smooth shifting. Excellent as a replacement for those who want to maintain their top-of-th...