Aero Direct Mount Chainrings for Shimano Dura-Ace R9200 Cranks Tooth Count:48T Whether you're improving your park

Whether you're improving your park game or cruising all over the mountain

Internal cable routing keeps the important stuff tidy and protected

Fischer Stunner SLR

Wolf Tooth engineers knew that they wouldn’t be able to get away with any old factory replacement part

Material:  7075-T6 aluminum

Aero Direct Mount Chainrings for Shimano Dura-Ace R9200 Cranks Tooth Count:48T Whether you're improving your parkDesigned for racing, and for those looking to optimize each detail in pursuit of speed, Wolf Tooth Aero Chainrings are strong, lightweight, and profiled to mate perfectly with your crankset for a clean, integrated look. Taking advantage of 1x drivetrain systems and wider range rear cassettes, Aero Chainrings for Shimano Dura Ace R9200 cranks are available in sizes 46T to 50T to provide similar overall range to standard 2x drivetrain configurations.