Are you inserting it past the adapter's minimum insertion/ max height line?
The adapter's wedge might not making complete contact with the inside of the steerer tube.
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¿pɐǝɹ oʇ sᴉ sᴉɥʇ ƃuᴉʎouuɐ ʍoɥ ǝǝs
Originally Posted by
veganbikes
Pound sign: Kilo TT