aluminum construction with anodized finish ensures exceptional durability and lightweight performance for demanding road cycling. Hollowglide technology enhances rigidity and reduces weight, providing a stiffer, more efficient power transfer while maintaining strength and longevity. Designed for 12-speed Dura-Ace cranksets, this asymmetric 110 BCD 52t chainring delivers precise front shifting and smoother cog engagement for competitive racing and high-performance riding. The 52-tooth outer chainring paired with a 36-tooth inner chainring offers optimal gear ratios for climbing and sprinting, making it ideal for lightweight road bikes and endurance cyclists. Featuring innovative round design and compatibility with HG 12-speed chains, this black aluminum chainring combines style and performance, ensuring seamless integration into your high-end cycling setup. Upgrade your cycling performance with the Dura-Ace FC-R9200 12-Speed Chainring - the perfect choice for serious road cyclists and competitive racers. Crafted from , lightweight aluminum with an anodized black finish, this 52-tooth asymmetric chainring offers exceptional durability, rigidity, and style. Engineered with innovative Hollowglide technology, it provides increased strength while reducing weight, ensuring optimal power transfer and precise front shifting in every ride. Designed specifically for 's FC-R9200 and FC-9200-P 2x12-speed cranksets, this outer chainring features a 110mm Asymmetric BCD, optimizing chain engagement and enhancing drivetrain efficiency. Its round tooth profile and compatibility with HG 12-speed chains make it an ideal upgrade for high-performance road bikes seeking responsive handling and smooth gear transitions. Whether you're tackling steep climbs or high-speed sprints, the Dura-Ace FC-R9200 52t Chainring delivers precision, lightweight performance, and enduring reliability. Elevate your cycling setup today with this advanced component built for ultimate speed and efficiency.