|Description||Direct mount retainer ring designed specifically for our Bosch Motor E-Bikes
Saves weight without need for a separate spider
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, 11 and 12 speed set-ups
Hard anodised finish makes them ultra durable and increases longevity.
As with any product, specification is subject to change without prior notification. You are advised to confirm current specification before buying.