I have an alembic original hard case for europa or elan bass for sale. It will hold either 4 or 5 string basses.  
 
http://www.ebay.co.uk/itm/Original-Alembic-Bass-Hard-Case-suitable-for-4-or-5-string-Europa-basses-/140991778973?pt=UK_Musical_Instruments_Guitars_CV&hash=item20d3c3d09d
 
I have another that im putting up for sale and will be listing on eBay soon.  
Make me an offer if interested.  
Jazzyvee
 
(Message edited by Jazzyvee on June 07, 2013)