Originally Posted by phughes

The glass is the same. I know Audi sells them, and I know they say it is okay. Of course they sell them, so of course they will say it is okay. The majority of people will have no issues with them, most likely. The glass can still break. I prefer to not use glass to support a load. Use at your own risk, and carefully follow their instructions. They actually modified their instructions a while back since people were having issues with glass breakage.