Helicopter Machine Gun/ BMX Challenge American Guns : Season 2 Episode 10
Discovery 42m
Aired: July 18th, 2012 @ 9:00 PM EST on Discovery
The Gunsmoke team prototypes a new helicopter M-16 machine gun as a new business venture and rebuilds a 44 Magnum for a British ex-pat. A group of professional BMX stunt riders challenge Rich to a wager for some 1911s.
