Quote:
Originally Posted by arc2x4
24.5 grains of varget, 69gr Sierra HPBT match King, and a federal match primer shoots consistently small groups in my AR's.
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AA bills their AA2520 as a ball equiv to Varget. I have to say, accuracy in my 16" M+P is quite a bit better than TAC or H322. I have other powder to paly w/ but they have to be ball/spherical for my 550B.