Penetration and expansion test of the Underwood 9mm +P+ 147 gr Gold Dot JHP using a diluted form of SIM-TEST Ballistic Testing Media. This format is comparable to ballistic gel, and includes four layers of denim.
Penetration and expansion test of the Underwood 9mm +P+ 147 gr Gold Dot JHP using a diluted form of SIM-TEST Ballistic Testing Media. This format is comparable to ballistic gel, and includes four layers of denim.