Working up a load for my gas gun, which has a 22" barrel for reference, and need some input. These are RL16, Berger 130 AR Hybrids, Lapua brass and a BR-2 primer at about 2.810 OAL. I'm using LaRue magazines so I think I can go out a to 2.870 or so.
The bottom group of 41.5 was shot first on...