Originally Posted by
joeymdz
Only issue I have ever came across was the grub screw for the rear hub pins being too tight and that will bind up the axle.
Sounds like you all ready found your issue. Either get rid of the flawed narrow hexes or run the stock ones.
I guess it is possible something is flawed with my set, but would be surprised they would be offered by XRAY as an option part if the fit and finish wasn't up to spec...