If you're not adverse to importing, check out Fotoimpex (www.fotoimpex.de) for more alternatives and nicer prices...

Four blade:

Beseler 11x14" EUR 210.-
Beseler 16x20" EUR 450.-
LPL 30x40cm EUR 199.-
Kaiser 30x40cm EUR 365.-
Kaiser 40x50cm EUR 430.-
Kaiser 50x60cm EUR 535.-

three blade:

AHEL 30x40cm EUR 169.-
Max. fourth margin 41mm, can take paper up to 40x50cm.

MWT must be added within the EU...

<edited to insert some information>