Im posting this in the syncro section because according to google, its a syncro specific part

https://www.onlinecarparts.co.uk/esen-skv-13739984.html
My question is... what is it. There is nothing connected to what looks like a hose connection. Nothing connected to the electric side. Is it to counter balance the driver to keep it level :lol: being on the left?
thanks as ever for taking the time to educate me.

