M310 smooth-bore high-velocity cannon

The 120mm High-Velocity Gun is an anti-tank weapon firing High-Explosive Anti-Tank shells at extremely high velocity, the kinetic force adding to the explosive firepower of the shell. It is the main armament of the Grizzly main battle tank, which carries two of these weapons. It is more powerful than the standard 90mm High Velocity Cannon equipped on the standard Scorpion tank.