Assembling AR-10 for Precision?

[pratchett]

[plumbworker]

Buy a good quality ar barrel, something like a krieger other than that you’re wasting your time.
Plumb

[smoothy8500]

Quality barrel is paramount. The normal AR15 accuracy tricks apply to the AR10: barrel extension in the upper fitment, gas tube clearance around barrel nut, gas key/gas tube alignment, clearance around the gas block, etc, etc, etc.

[baih777]

Quality barrel.
Adjustable gas block.
Trigger
JP muzzle brake.
Reload your ammo