The Weatherby Centerfire Ammo is a powerful and versatile load that will fulfill all of your big game hunting needs. Flattest trajectory for accurate, hard-hitting shots even at long ranges. The CNC-machined primer of these Weatherby rounds is specially designed to produce a positive ignition charge for incredible power. Norma powder delivers high velocity and energy to make sure every shot counts. Constructed with first-quality Norma brass, primer, and Spitzer style. Box of 20 rounds.