Need help with scope rings

[TH]

I bought a newtown ar 15. The rifle is extremely accurate. I would like to shoot it to 1200 yards. Does anyone know where I can get 20 moa rings for my us optics 3.5 to 17 scope?

 

[dbhostler]

Search Nightforce, Badger, Armalite, Les Baer etc.
db

 

[SidecarFlip]

A .223 will go that far without a kick in the ***? News to me.

Well, it might go that far but with the kinetic energy of a lightening bug hitting your windshield.....

Considering bullet drop, 20 MOA cant is enough????