Quote Originally Posted by CodySPowell View Post
It could be. My pet load for my AR with a 5.56 Nato barrel that is 16" with a 1:9 twist is 24.6gns of H335 at a OAL of 2.250. I tried seating depths from 2.200 up to 2.260. 2.250 gave me the best results.

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I agree with Cody. Try to run them at 2.250. I get great results at that length as well.

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