This causes the screws up tighten against the bar, unable to turn freely into the mic holder

I didn't bother grinding the two screws that hold the wings in a fixed position

Works well most times on 5.The mic clip that you have will determine how effective this bar will beGet mic clips with metal screws, plastic screws will be easily destroyed.

So if you want a budget bar this one is OK, but be aware of the limitations caused by the improperly fashioned screws.