I'd seen this weapon done in PMG a few times, but never accurately. I decided to take a shot at it and this is the result.
Based on two images:
Still far from perfect, but it's the closest I've ever seen.
Any shading problems are probably the result of parts shifting upon grouping. Doctor Noob really needs to fix that.
You can't really do much with it because of all the white shapes around the weapon, but here's the import code:
Not edited, BTW. All PMG.