From product pages:
Price: 99 EUR
It comes either with 0.35mm or 0.5mm nozzle. Additional nozzles can be ordered.
Note: It is assembled and for 3mm filament.
http://wiki.arcol.hu/arcol-hu-hot-end-v4-assembly
http://wiki.arcol.hu/arcol-hu-hotend-v4-vs-plastic