Does anyone know what this is called?

[rutgerf]

Originally Posted by Singh

Fitted the new arm, haven't took it for a drive yet though as I lost two arms (Comes ask a pack of four) to the undertray! It does work though as the old arm used to come away when I started the engine, the new ones do not. Hopefully they will last longer being metal and not plastic. I Need to take the undertray off and recover them now. So if anyone needs a new arm, just let me know and I will pop it one in the post for you

I could be wrong be shouldnt you be using the short version of the arms??