From the announcement:
Hi, Welcome to the biggest new release yet from Victoria Miniatures. I am very excited to present five superb heavy artillery pieces expertly sculpted by Jake Schneider. They include a Heavy Bolter, Heavy Mortar, Heavy Twin Stubber,Laser Cannon and Auto Cannon. There is also a multi weapon options for people who like to magnetize their models, as well as wheel variants and gun carriages available separately.
But wait there's more...
Six Heavy Weapon crews have been added to the modular infantry range, representing men of the Arcadian Guard, Highland Guard, Tannenburgers,Penal Guard, Van Diemen's World Devils and Victorian Guard.