I know Germans like to tease us Americans about our love of cup holders, but I'll bet you could sell more than a few of these on ebay.de (or ebay.com to international bidders) -- especially if you came up with holders for W124's and other chassis that came without.

__________________
1992 300D 2.5T
1980 Euro 300D (sadly, sold)
1998 Jetta TDI, 132K "Rudy"
1974 Triumph TR6
1999 Saab 9-5 wagon (wife's)