Three 20 Practical 40 vmax get mixed up with 223 53 vmax (no real visual difference) and fired in a 223.
Group size grows to 1.5" and velocity drops 1000 fps. No keyholes in target (!?!?!?!!!!), no damage.
Oops.
Three 20 Practical 40 vmax get mixed up with 223 53 vmax (no real visual difference) and fired in a 223.
Group size grows to 1.5" and velocity drops 1000 fps. No keyholes in target (!?!?!?!!!!), no damage.
Oops.
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