The H2 was a heavy blaster pistol model manufactured before, during and after the Great Galactic War

Great Galactic War Event Great Galactic War (3681BBY - 3653BBY)

. H2 was produced in two modifications - the basic short-barreled model and more powerful and accurate long-barreled model. The long-barreled model also allowed the installation of two synchronized targeting scopes. Each modification was manufactured in one of four color schemes.
Both short-barreled and long-barreled models were among the standard armament of Republic Army

Republic Army Organization Galactic Republic (GGW, CW and GW)

and its allies such as the Mantellian Army

Mantellian Army Organization Planetary and Sector

.

Modifications
A1	A2	A3
Color schemes
V2	V3	V4