.embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; height: auto; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }This chainring's tooth profile was developed specifically for Shimano's XTR 12-speed Hyperglide+ chain.Elliptical rings provide smoother, more efficient pedal rotation, which means better tractionCompatible only with Hyperglide+ 12-speed chainsFor use with any RaceFace CINCH cranksetMaintains quiet and smooth performance of the Hyperglide+ drivetrain with exceptional chain retentionPrevents premature ring and chain wear that can come from non-optimized profilesItem SpecificationsChainline/Hub Compatibility141/148 Boost HubsDefined ColorBlackDirect Mount TypeDirect Mount CINCHDrivetrain Speeds12keyword searchHyperglide PlusMaterialAlloyOffset3Round or OvalOvalTooth Count32 Wolf Tooth Elliptical RaceFace CINCH Hyperglide+ Direct Mount Mountain Chainrings Direct Mount Chainrings UPC: 810006800647