Fort scott munitions 45 long colt tui ammo is a match grade handgun bullet with a tumble upon impact action that exceeds the performance of a standard expanding bullet for decisive terminal impact.Engineered to create a dynamic wound cavity the unique patented design of our tumble upon impact ammunition provides superior performance.Caliber: .45 Long ColtBullet Type: Solid Copper Spun (SCS)Bullet Weight: 225 grMuzzle Velocity: 869 fpsRounds Per Box: 20Boxes Per Case: 25Application: Defense/HuntingCasing Material: Nickel-PlatedHazair: Yes