G2 Research Ammunitions R.I.P. Shotshells 12 Ga 2-3/4in 1430 fps Fragmenting Slug 5/ct. Trocar Penetration: 9-11?+ Trocar spread: 4-6+? 5 Fragments plus Slug: 6 Total Solid Brass Projectile / Lead Free Smoothbore Only Not for use in Modified Barrel Not for use with Choke Cylinder Bore ONLY Designed For Self Defense Specifications for G2 Research Ammunitions R.I.P. Shotshells 12 Ga 2-3/4in 1430 fps Fragmenting Slug: Manufacturer: G2 Research Ammunitions Gauge: 12 Number of Rounds: 5 Shot Size: Slug Shell Length: 2 3/4 in Muzzle Velocity: 1430 ft/s Application: Self-Defense Included Accessories: None Primer Style: Centerfire Muzzle Energy: 1367 ft-lbs Cartridge Case Material: Brass Lead Free: No Package Contents: G2 Research Ammunitions R.I.P. Shotshells 12 Ga 2-3/4in 1430 fps Fragmenting Slug What is G2 Research Ammunitions R.I.P. Shotshells 12 Ga 2-3/4in 1430 fps Fragmenting Slug good for? The manufacturer thinks that it is best for self-defense.G2 Research Ammunitions G00627: R.I.P. Shotshells 12 Ga 2-3/4in 1430 fps Fragmenting Slug 5/ct