The Profile ZCoaster™ Freecoaster Slack Cam Ring is one of the key components in the Profile Z Coaster® hub. It determines the amount of “Slack”or “Free Pedal” needed to engage/disengage the freecoaster mechanism.
Drive side: RHD
Slack Option: 20/33/45 Degrees (45 degrees = 1/8 of a crank)
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