I am a self-professed "geardo" and fan of weapon accessories, but even I feel that this degree of customization is a bit much. It is, however, hilarious. To me, at least.
As contributor Jeff W. (who sent this to me) said, "Full of ammo, that thing would weigh like 25 pounds. That's almost 9lbs of ammunition alone."
And if you wince at all the Rule 2 violations, then you too just might be a gunnie. :)