Originally Posted by jcdfrd
looks like the shaft adapter is different, is it a better design than the 5 blade 90mm. did you have to balance the fan or did it come to you balanced
It did come balanced, and the shaft adapter does look better. I had a lot of problems with my CS 120mm shaft adapter, it ended up ruining the bearings in my motor. I just got back my replacement and it seems they have fixed the problem.....I hope.