Shimano Dura-Ace FC-R9200 12 Speed Chainring Road Maxxis Part# TB85923000 (2

Maxxis Part# TB85923000 (2

The ENVE compression plug keeps your ride straight as an arrow and looking good

TENSION no

despite being narrower than the latter

With ample tire clearance

Shimano Dura-Ace FC-R9200 12 Speed Chainring Road Maxxis Part# TB85923000 (2With their special tooth profiles, mount pins and climbing aids, Shimano Dura Ace FC R9200 12 Speed Chainrings enable a particularly smooth and fast shifting process. Shifting under load, as one would otherwise only expect from a rear derailleur, is possible without issue. The carbon fiber reinforced plastic construction with aluminum teeth helps keep weight down while increasing torsional rigidity, and the Hollowglide profile of the large chainrings