Benchrested/machine vise, and they still pattern like that?
Even moreso than the horrible pattern...
Uh... Why would American, UK and Australian folks use Israeli M4's?
Does Israel even locally make M4's?
Why were the muzzle flashes different colours?
Impressive mag capacity. Hundreds of rounds fitting in a standard 30 rd mag.
None of the tracers collided. On auto, it happens a lot more than you'd think when you have multiple MG's firing on the same target.