See links
http://www.actionsports.de/gb/Components/Cranksets/Shimano-SLX-Kurbel-FC-M665-2-fach::22979.html
http://www.actionsports.de/gb/Components/Cranksets/Shimano-SLX-Kurbel-FC-M660::17804.html
The exchange rate is not as good as it was. But still cheaper than UK.