HSM Ammunition Pro Hunter .454 Casull 300 Grain Jacketed Soft Point Brass Cased Centerfire Pistol Ammo 50 Rounds. The moderate recoil and accuracy of the ammunition is designed for shooters for all applications as the Sierra bullets are engineered to provide consistent expansion over a wide range of velocities. The featured Power Jacket insures uniform expansion along serrated lines and directly results in weight retention and energy transfer. Specifications for HSM Ammunition Pro Hunter .454 Casull 300 Grain Jacketed Soft Point (JSP) Brass Cased Centerfire Pistol Ammunition: Manufacturer: HSM Ammunition Caliber: .454 Casull Number of Rounds: 50 Bullet Type: Jacketed Soft Point (JSP) Bullet Weight: 300 grain Cartridge Case Material: Brass Muzzle Velocity: 1600 ft/s Muzzle Energy: 1706 ft-lbs Application: Hunting Package Type: Box Included Accessories: None Primer Style: Centerfire Lead Free: No Color: Brass Features of HSM Ammunition Pro Hunter .454 Casull 300 Grain Jacketed Soft Point (JSP) Brass Cased Centerfire Pistol Ammunition: Jacketed soft-point bullet Muzzle Velocity: 1600 fps Muzzle Energy: 1706 ft. lbs. Reloadable non-corrosive boxer primer Package Contents: HSM Ammunition Pro Hunter .454 Casull 300 Grain Jacketed Soft Point (JSP) Brass Cased Centerfire Pistol Ammunition HSM Ammunition HSM-454C-5-N: Pro Hunter .454 Casull 300 Grain Jacketed Soft Point Brass Cased Centerfire Pistol Ammo 50 Rounds