Firearms and Firearm ammo is standardized. (epbuls are elite weapons and vary)
All firearm ammo is made is a medium size (2D6) and churned out in high volumes at state run facilities.
They make shells in three sizes for pistols, carbines, and rifles. This effects only range.
There are three government issued weapons that are used by the police and military forces. They are cheaply made but very reliable. They are cheap, and widely available
Triplicity (company name ) 9m Pistol - double shot, 2D6
Triplicity K47 Carbine - double shot, 2D6
Triplicity 81 Rifle - single shot, 2D6
Many custom weapons use the standard rounds as they are CHEAP
Custom weapons are a sign of means