ARMOR Performance Ballistic Alloy, the non-lead Alloy Airgun Ammunition that increases piercing power up to 20% over lead, while maintaining match grade accuracy. Specifically designed as a hunting load, the new P.B.A. ARMOR ammunition is 50% harder than lead causing penetration to be enhanced by up to 100% in tests in actual hunting situations as well as ballistic mediums. ARMOR P.B.A. test results show ballistic stability at super-sonic speeds and up to 90% weight retention using the new semi-pointed design. Comes in a 80 count .177cal rocket package. Do not use with airgun traps, be sure of your target and beyond. Specifications: - Caliber: .177 (4.5mm) - Velocity (fps): 951 - Kinetic Energy, (ft x lbs): 13 - Paraffin Penetration, (inches): 1.1 - Paraffin Expansion, (inches): 0.197 - Pellet Weight (grain): 6.6 grain - Per 80 Manufactures Website Address www.gamousa.com Warranty Information