Originally Posted by The Saint
I've read a number of complaints about G&P internals, though that was a while ago.
Ultimately, there is no single "best" M4. Too many M4s out there, none of them are perfect. There is only what characteristics you desire and whether you can afford it.
G&P internals are fine as long as you shim the gears before firing.
But -- The G&P SAM-R that's in the classified section is all prometheus internals... sooo you don't have to worry.
I'm still SHOCKED that no one has bought that gun yet.