Reverb Stealth dropper post wobble is that normal?

my friend just got a Canyon Spectral AL with a reverb stealth post and it twists around by a few millimetres there's no other play left-right, front-back, up down just a very slight wobble.
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Kona Process 134 viewtopic.php?f=10017&t=12994607
Strictly speaking, it's a 'tad'.
Kona Process 134 viewtopic.php?f=10017&t=12994607