Кольцо цепи SRAM Aero - Прямое крепление | X-SYNC | 1x12-скоростное | D1 - Blast Black черный

With its closed design, the aluminum chainring improves aerodynamics in time trial and triathlon use. Meanwhile, the laser-engraved surface protects the chainring even in adverse conditions.Suitable for cranksets with SRAM 8-bolt Direct Mount standard and for 1x12-speed drivetrain systems. Equipped with X-SYNC technology for a more direct power transmission and higher resistance.X-SYNC™ , Chainrings with X-SYNC™ technology are an integral part of SRAM 1-speed shifting systems. The sophisticated tooth design with high, square edges ensures maximum performance and durability. Not only the narrow, sharp tooth profile grips the chain earlier than teeth with the traditional triangular shape, also the rounded chamfer edges support the chain's guidance.