1.)Liberty Flights has a set up in the UK. Is shipping high from the UK to Austria? http://www.liberty-flights.co.uk/ 
 
2.) In your picture the smaller tube on the right is an atomizer not a cartomizer.  
 
3.) Extras are always good 
 
4.) Your link is to a Smoktech flanged carto which is normally used with tanks. I would stick with Boges.