The Hope Retainer Ring uses narrow/wide tooth technology which is designed to prevent chain-drop, without the need for a chain device. Precisely CNC machined from 7075-T6 aluminium.
Features
- The narrow/wide chainring is designed to retain the chain without the need of a chain device
- Quieter drivetrain and less drag
- CNC machined 7075-T6 aluminium provides the perfect blend of lightweight and strength
- Compatible with 9, 10 and 11 speed set-ups
- Hard anodised finish makes them ultra durable and increases longevity
- Weight from: 41g



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