A safe and secure alternative to the traditional star nut for carbon fiber steer tubes.
This expander plug can be easily installed in all Trek 1-1/8" carbon fiber steer tubes.
Product details
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Approved for use on all Trek carbon fiber 1-1/8" steer tubes
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Always install one spacer above the stem on carbon fiber steer tubes
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Do not use on aluminum steer tubes in place of a traditional star nut
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Torque inner expander bolt to 9-10Nm
-
Torque top cap bolt to 4Nm
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