I have tried using no centering rings and so far the results are perfect.
Your lug nuts should hold the wheel true.

Chas Hurst

"Grant Edwards" > wrote in message
...
> As I was putting on my 3rd snow tire this morning, it dawned on
> me that I needed centering rings for the aftermarket wheels
> that my snow tires are on. Some places sell poly carbonate
> rings, some places sell aluminum ones. Since they're supposed
> to bear most of the weight of the car, I would think that one
> would want metal ones. Anybody try any of the plastic ones?
>
> --
> Grant Edwards grante Yow! What UNIVERSE is
> at this, please??
> visi.com