HUGE 12ga. SPARK SLUG - Surprisingly Effective!

Today we test out Brian's "Spark Slug 2" which is a the largest sparkplug he could find and still fit in a 12ga. He had to do some smart engineering to maximize the area of the base and provide a large surface area for sabot contact.

#BallisticLab #Ballistics #TerminalBallistics #BallisticGel #ShotgunSlug #HighSpeedDestruction #GJW #12Gauge #ExoticAmmo #SparkPlugSlug #BodyArmorTest #CustomProjectiles #SlowMotion #FirepowerTest