Originally Posted by goober
Well my limited experience with yonex QC was not as good. I had two identical racquets bought from an authorized retail vendor. One was much harder to swing than the other. I had them tested out and one had a SW of 336 and the other 317. Sold them both and never bought yonex again.
Guaranteed that at least one of those racquets was a forgery if it was labelled 'Made in Japan'[Yonex sells some cheaper lower end models that are made in China].
Authorized dealer doesn't mean what it once did. And even they can make mistakes and be fooled.