Whats this? (pic)

don't feel bad though......most of us here even the ones with 40+ years dealing with mopars don't know EVERYTHING......and like you said, you got to learn some how.

and asking questions is a great way to start
Amen!

I wish there was a way for clueless people (like me) to know when folks are just kidding.
That's why it's a good idea to wait until there are a few replies before you grab the screwdriver and wire cutters!