I have listed a brand new hydraulic reservoir on eBay in case anyone is interested.
Mercedes Benz part number is A 116 320 0514
Ebay item number is 110880505217
http://cgi.ebay.com.au/ws/eBayISAPI.dll?ViewItem&item=110880505217&ssPageName=ADME:B:EF:AU:1123#ht_500wt_922
I have heaps of other...