HP68 VS 1/3rd Inch Plywood
2 Inches of Penetration
HP68 23ft Accuracy Test
Peas Suck
Grimburg HP68 vs CHICKEN (Tiberius T8.1)
46 Joules! – Grimburg Less Lethal 68 caliber projectiles
Ballistic Gelatin Penetration
Shooting thru Pumpkin
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