>>63988792
Let's see the castle nut or end plate you've staked multiple times

>>63988807
>loctite the tube to the reciever
You need the end plate for the "take down" pin's detent without an A2 stock

>>63988837
Nigger

>>63988838
>Vibration and play on the receiver extension is gonna shear that thing off sooner or later
Big if true

>>63906069
Its fatal flaw however is that there's no way to attach a 40mm launcher

>>63906033
>drop in triggers
Comp bullshit, get an LT-MBT-2S and call it a day