[PC|NA] Buying specific LMG/AR/SMG mods

I seek the following LMG/AR/SMG mods:

Stocks:
-External Recoil Reduction III w/ Synergy: Cannoneer, Assassin

Barrels:
-Power Bore III w/ Synergy: Cannoneer, Assassin

Magazines:
-High Capacity Magazine III w/ Synergy: Rolling Thunder, Assassin, Cannoneer

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Willing to pay scrip or trade items. Contact me in-game. Thanks in advance :D

Still seeking these.

*sigh* still looking. I can get Rolling Thunder mods for damn near every gun EXCEPT LMG/AR/SMG... >.<!