- EA90 SL alloy ring specifically tailored to Road/CX/Gravel applications
- Optimized tooth profile offers excellent chain retention
- Designed to minimize drivetrain friction commonly experienced in 1x applications
- Compatible with Shimano Hyperglide+ 12-speed chains and 12-speed drivetrains
- New narrow/wide directional tooth design improves chain retention over rough terrain
- Cinch System spline
- 47mm chainline
- 90g (40t)
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