11-speed chainring with an asymmetrical fixed dimension of 110 mm which is the same as Shimano's Dura Ace 11-speed chainring / crankset runs with.

The gearshift is optimized for the Dura Ace series, so it will run just as well as a chainring from Shimano.

Teflon coated.

Beautiful black color that allows you to change the look of your crankset.

Made of 7075 Aluminum.