It's based on the composition group.
This really clears it for me thanx. Based on whos in group.
And I nvr need unless its upgrade 4 my guy. I always ask and peeps always say np.
Also I now understand that to progress u can just change existing gear with higher lvl mods. I see many peeps use orange gear with high lvl mods/augs. So r the 136+ mods sold at Mission Support Venders and drops from tier 2?