Initial concept and design input:
Additional Design, Coloring, Lineart, multi-angle views:
came to me with an idea of a machine gun with a double tube-mag and wanted me and him to design one. Thus this is what we've been able to design after sharing several sketches with each other. The lineart of the firearm in the middle right is supposed to be a Submachine Variant. I might get around to completely that one too, but I might forget.....
's coloring of the left-side view of the KH-2126 LMG: