Hi,
This chain might be old but for future reference.

I have used Covercraft car covers on my retractables and I have been very happy. Mostly I use the "Evolution" cover as it is thick and help to protect from dings as well. It is also very soft on the inside of the cover.

https://www.covercraft.com/us/en/pro...SABEgID2_D_BwE

Thanks