223 Reloading for AR's

Do Ar's as a general rule like hotter rounds? Not to the point of cratering, but warm. Full Version: 223 Reloading for AR's Brian's Forums... Maku mozo! > Technical and Gun-specific Discussions > Reloading & Load Data > Rifle/Shotgun If it locks the action open on an empty mag every time, it is usually hot enough to be reliable, but making USPSA minor (160 pf) is another story. The following is a good range of velocities to settle on for a given projectile weight out of 18-20" bbls. 52's from 3200-3300 (166-171 pf) 55's from 3050-3150 (167-173 pf) 69's from 2700-2800 (183-193 pf) 77's

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