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      10-31-2009, 04:16 PM   #39
doba_s
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Drives: M3, 1M
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Quote:
Originally Posted by GregW / Oregon View Post
Okay, I can buy that, but your stock one is convex if it has that imprint. Appears from posts on other forums that they are $300-400 each, and not easy to get in the US, as they are not DOT approved.
Greg, here are some pics where you can see the separation line