The ID for GRUNT Issue 03 is 21B04F.
To add GRUNT Issue 03 to your inventory, open the command console by pressing the tilde key ~ and enter the following command.
In Starfield, collecting Skill Magazines and Books gives players with permanent buffs and bonuses (even if you discard or sell the Skill Book later). They are usually found on flat surfaces like tables and counters.
Ballistic weapons permanently do 5% more critical damage.