Required Data54's version of the entire rifle and then scaled it to 1:1 sized it to print in my Flashforge Creator Pro. version before slicing I am still in the procedure for printing it and have attached an image of it next to a full sized Spartan helmet.
The file MA5C _Individual_Combat_Weapon_System.STL isn't scaled to 1:1 size and is comprised as a reference for collection of the components.
Lost component file R9.STL has been added.
Additional muzzle brake/barrel shroud.