AR15 remove semi-automatic system

[MrPrena]

The barrel.
Many precision bolt guns have a thicker barrel. Ar15 or some ar10 barrels are usually (not always) thicker.

[def90]

This user types like a bot
apologize if not the case but seems similar to some we had a while back

I have no problem holding better than Moa with my long range AR

Or someone who’s english is a second language.

[Oscar77]

I'm not sure if it's worth the reply............
But here goes:
OP: 400 meters is mid range for an AR......
You'd gain nothing in shutting the gas off.
I shoot my semi out to 1000yds.

[Tim K]

I sent the OP a PM. I suspect that we are dealing with a bot and my finger is hovering over the ban button.

[Circuits]

Dead simple, cheap and easy - snip end of gas tube and reinstall upside down - this blocks the gas port with a $10 easily-replaced part if you ever want to restore it.

[O2HeN2]

If you want to turn your AR into a bolt action:

https://kalikey.com/

O2