Profile Z-Coaster Slack-Cam Ring C. 75 Degrees

Profile Z-Coaster Slack-Cam Ring C. 75 Degrees Slack Cam Ring B. provides Z-Coaster slack of: 75 degrees (1/5 of a crank rotation) Slack Cam-Cam Ring C. and B. (60 Degrees) work best for flat/street/ramp depending on your preference. Slack Cam rings with different degrees of slack can be bought separately. See Profile Z-Coaster Slack-Cam Ring Removal/Installation video below: