Allegiance Ammunition PowerStrike 9mm Luger 115 Grain Ballistic Tip Round Nose Brass Cased Pistol Ammo 20 Rounds. When PowerStrikes impacts soft fluid filled tissue and begins to fragment it picks up the surrounding damaged tissue and rams it forward being aided from the Pressurized fluid with exponentially increases the frontal area of the shock wave and wound cavity causing increased hydrostatic shock. Specifications for Allegiance Ammunition PowerStrike 9mm Luger 115 Grain Ballistic Tip Round Nose Brass Cased Pistol Ammunition: Manufacturer: Allegiance Ammunition Caliber: 9mm Luger Number of Rounds: 20 Bullet Type: Jacketed Compressed Poweder Metal Core (JCPMC) Round Nose (RN) Bullet Weight: 115 grain Cartridge Case Material: Brass Muzzle Velocity: 1225 ft/s Application: Home Defense Package Type: Box Primer Style: Centerfire Lead Free: No Features of Allegiance Ammunition PowerStrike 9mm Luger 115 Grain Ballistic Tip Round Nose Brass Cased Pistol Ammunition Jacketed compressed powder metal core No Ricochet on hard targets No exit in soft targets even at point blank range Creates hydrostatic shock Package Contents: Allegiance Ammunition PowerStrike 9mm Luger 115 Grain Ballistic Tip Round Nose Brass Cased Pistol Ammunition Allegiance Ammunition 9MMPS-L115-20: PowerStrike 9mm Luger 115 Grain Ballistic Tip Round Nose Brass Cased Pistol Ammo 20 Rounds