According to https://www.quarq.com/product/quarq-dzero-carbon-power-meter-chassis/
"BB30 versions ship with the spacers and wave washer required for BB386EVO installation"
I got the aluminium version, which, according to the quarq website will not work with bb386 shells... so swapping to a carbon version of the cranks would to the trick?
@gbj_tester started
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According to https://www.quarq.com/product/quarq-dzero-carbon-power-meter-chassis/
"BB30 versions ship with the spacers and wave washer required for BB386EVO installation"