CCI Blazer uses clean burning propellants deliver optimum velocity while ensuring consistent chamber pressures. Cases are coated for smooth functioning and corrosion resistance. Non corrosive primers for highly sensitive and reliable performance. Blazer delivers all the performance of high priced ammunition for a fraction of the cost.50 Round Box Features and Specifications:Manufacturer Number: 5220Caliber: .40 S&WBullet Type: Full Metal JacketBullet Weight: 180 GrainRounds: 50Muzzle Velocity: 985Muzzle Energy: 388Casing: BrassFeatures: * Reliable Primers* Fraction of the cost* Clean Burning Powders Usage: Plinking, Training, and Target Shooting