Trophy Grade Long Range ammunition is designed for hunters and shooters looking for high-performance ammunition loaded with an ultra-high bonded-core bullet. Manufactured to Nosler's strict quality standards this Trophy Grade ammunition uses Nosler brass and Nosler AccuBond Long Range bullets to attain optimum performance. - Caliber: 280 Ackley Improved - Bullet Type: AccuBond Long Range - Bullet Weight: 150 gr - Muzzle Energy: 2858 ft / lbs - Muzzle Velocity: 2930 fps - Rounds Per Box: 20