Here is the EE-4 Carbine Rifle, first used by Sana Starros and also seen in the 2015 Star Wars Battlefront and its sequel.
Special thanks to Sereja for the EE-3 from his weapons pack, which is the source of the scope and barrel.
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Credits:
-LucasArts for the Mod Tools
-Sereja for the EE-3 Carbine Rifle model, parts of which were used.