Allegiance produces Lead and lead-free powder metal frangible ammunition. SilentStrike is full cycling, Jacketed Frangible subsonic that functions an AR15 at 975 FPS in semi and full auto. OneStrike is for home defense, CQB sensitive and high crowd areas. HogStrike is for massive take down for hard to kill dangerous animals. PowerStrike is a Frangible Tactical duty round. Being frangible Allegiance will not exit a soft target even at point blank range. Allegiance will not ricochet on hard surfaces. (less)