This is 12 Gauge ALS Technologies Tri-Dent Rubber Buckshot. This ammo is manufactured by A.L.S. Technologies, the leader in Less Than Lethal and diversionary ammo. This ammo is a direct fire 12 gauge which fires 3 each, 46 grain, 55 durometer rubber projectiles. This round was designed for single target engagement allowing escalation of force from a safe distance prior to use of lethal means. The TRI-DENT accommodates tactical situations from 10 feet to 25 yards. The TRI-DENT fires 3 each, 46 grain rubber projectiles, controlled and directed incapacitation by blunt impact and excruciating pain through the transfer of 20 foot pounds of energy by each projectile for a total of 60 foot pounds of energy when all three strike the intended target. DANGER: This ammunition has a high probability of being lethal or producing Severe Damage at a distance less than 12 feet. This ammo will function in all 2 3/4" and 3" chamber weapons.