Byrna 12GA Kinetic -10 Round Box are designed for both training and self-defense. Produced from a hi-grade PC-ABS polymer and carrying almost 20 joules of energy, the Kinetic rounds can be used to break glass or inflict pain. These rounds can also be used for target practice. Designed to be compatible with standard cylinder bore and improved cylinder choke shotguns. No gunpowder means quieter and little to no recoil. Custom clamshell and wad to ensure proper alignment when exiting the barrel. Payload rounds contain 30% more payload with powder in the tailfin, enabling accuracy up to 100 feet. FEATURES & SPECIFICATIONS • .61-caliber • Projectile Weight – 4.35 grams • Projectile Length – 1.4" • Projectile Payload –Solid Projectile • Casing Length – 2.5" • Effective Range – 100+ feet • Muzzle Velocity – 312 fps