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Slack-R Installation - Frames with Knock Block™ 

How do you know your bike has a Knock Block headset? 

Follow these instructions to install a 9point8 Slack-R on a frame with Knock Block:

Remove the Stop Chip from your frame.

Follow the Slack-R installation instructions (PDF)

Click the image to download the 9point8 Slack-R Installation Instructions.


Check your that your fork cannot contact your frame's down tube.

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