From this month's White Dwarf...
And for Comparison:
[URL="http://www.forgeworld.co.uk/Warhammer-40000/Grey-Knights/THUNDERHAWK_GUNSHIP.html"]Forgeworld Thunderhawk[/URL]
Two notes:
This seems to be an advert for the upcoming Apocalypse 2.0 version.
This does seem suspiciously close to April 1st don't you think...