Check the listing for details. Carbon-Ti X-CarboRing EVO Shimano DA9200 Chainrings. Color: Black, Condition: New. Listed at 179.95 USD. Carbon-Ti X-CarboRing EVO Shimano DA9200 ChainringsThe Carbon-Ti X-CarboRing EVO Shimano DA9200 Chainrings are the latest evolution of super-light chainrings. Made of aluminum alloy and carbon fiber, this chainring is both super lightweight and amazingly stiff. With specially designed shifting ramps and new titanium elements, both up- and down-shifts are fast and precise.These X-Carboring EVO chainrings fit Shimano 12-speed cranksets including DURA-ACE 9200, Ultegra R8100 and 105 R7100. CompatibilityCrankset: Compatible with Shimano 12-speed cranksets including DURA-ACE 9200, Ultegra R8100 and 105 R7100Chain: Compatible with 11-speed groupsets as well as Shimano 12-speed and Campagnolo 12-speed groupsetsThe 50T chainring is NOT compatible with the Shimano DURA-ACE R9200-P and Shimano Ultegra R8100-P Dual-Sided Power Meter Cranksets. SpecsColor: BlackMaterial: AL7075-T6 aluminum alloy, 3K glossy structural carbon fiber with Titanium Grade 5 elementsWeight: 54: 114 grams | 52: 104 grams | 50: 97 grams | 40: 42 grams | 36: 33 grams | 34: 28 grams Why Buy from Power Meter City1. We ship fast! All orders ship on the same day your order is placed!2. Free shipping on all orders in the U.S.3. We are an authorized Carbon-Ti dealer and this product comes with a full warranty.4. Expert advice and customer service in case you need any help. About our CompanyAt Power Meter City, we focus on power meters and related accessories and components. Our focus on these products means we can offer you the best possible selection, advice and service.We have been in business since 2016 and are based in southern California. We are an authorized dealer of every product we sell.