I decided to act like I was part of the M4 release even though I was not invited. (my fault). Here are the need to know facts and info, and a little comparison to my M3. Happy shooting! -Nate
It has 3 triggers so you don't have to replace it for any reason. You get Hunting, FX, and Match Grade all in one trigger.Someone needs to pull apart the trigger and see why the trigger isn’t compatible.