The Chapter has a few heavy support vehicles, although they prefer to rely on men, rather than machines.
Ares: This old vindicator has seen a very long history of service in battlefields across the galaxy.
Apollo: This Predators used by the Genesis chapter invariably mount autocannons, rather than las cannons. This predator also has the added anti-armour firepower of las cannon sponsons. It is usually only deployed when the captain expects to face mechanised resistance.