Best load for 1/8 twist rock river AR

[hawaii five-0]

Just got my oll built.Went with Rock River 18 inch varmint barrel with 1/8 twist.What weight /type of projo?What weight type of powder?The manufacturer says 3/4 moa out of this gun.

[1lostinspace]

24 gr TAC 77SMK Win Case CCI 400 shoots below MOA as far as I can aim but you might want to start low and work up. 75Hornady is good too I load 25-25.1 varget CCI 400 win case

[hawaii five-0]

Thanks!

[jandmtv]

you can also use Nosler CC 77gr HPBT with 24gr of Reloder 15

the noslers are cheaper than the sierra match kings.