DreamForge-Games is showing off some 3D renders of their Stuka Zu Fuss upgrade for their APC.
From the preview:
Q2 2014 anticipated release
Primarily an anti-infantry or anti structure weapon. It can fire six extremely large high explosive or incendiary charges. Spin stabilized, the rockets are not as accurate as conventional artillery and reloading is time consuming due to the rocket’s weight. Rockets are ripple-fired in large numbers where feasible to quickly saturate a target.