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Angle-adjust headset cups for select Trek mountain bikes.
Adjust head tube angle one degree slacker or steeper on compatible Trek mountain bikes with angle-adjust cups and this tool.
Refer to Service Manual for assembly instructions and service
Includes upper and lower gauge
8mm metric wrench needed for alignment sold separately
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For HSA/FSA reimbursement, pay with any method and look for Truemed on the confirmation screen.
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