In the Ghost Recon Future Soldier you will have so many choices in which gun you prefer to fight weith. You have 3 classes to choose from (Rifleman, Engineer and Scout) each of them have their own primary and secondary weapons that start the game and you can go in the gunsmith mode and choose from 20 million weapons at you disposal in which you can choose the perfect weapon for any battle. In the gunsmith mode you can choose from dozens of attachments and components, triggers, barrels, stocks and many more. Take a look at the video guide below that shows you which weapons can be unlocked for each class.
Also need some help with completing the entire playthrough then take a look at the Ghost Recon Future Soldier Walkthrough.
Ghost Recon Future Soldier Weapons List
HG stun gun
Heckler & Koch G36K
Heckler & Koch MG21
ICQB .45 pistol
M134 heavy machine gun
MR8 assault rifle
Mark 14 Mod 0 enhanced battle rifle