I'm very happy with my materials but it will be another thing altogether to get it to work in an environment..
After many tests on how best to make the bullet feed work, the T600 has it's weapon platform of choice. His minigun with an semi-automatic M203 grenade launcher.. So unless you have the undercarriage of a train hanging around somewhere you won't be wanting to bump into him..
http://www.doghouseanimations.com/t800/gunfeed6.mov
Now all i've got left to add are some straps to hold onto the big guy..