If sticking around 168gr for bullet weight then you simply won't be able to cram enough RE-22 into the case to get reasonable pressures and consequently velocities. AR2209/H4350 is as about right for top load densities with that combination.
If sticking around 168gr for bullet weight then you simply won't be able to cram enough RE-22 into the case to get reasonable pressures and consequently velocities. AR2209/H4350 is as about right for top load densities with that combination.
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