Load number: 300WBS Caliber: 300 Win. Magnum Bullet Weight: 180 Grains, 11.66 Grams Primer number: 215 Classic Centerfire, Sierra Pro-Hunter Soft Point Usage: Large, Heavy Game The Pro-Hunter bullet makes the reliable Classic Rifle cartridges even better. The bullet quality is considered among the best in the business. Sierra's copper jackets are extremely uniform and their specifications are 3 times better than are found in standard jackets. Sierra's core has a weight tolerance of just three-tenths of a grain for consistent performance from shot to shot. Pro-Hunters are made under the eye of trained inspectors and every single production run is tested before it hits the shelf. Combine Pro-Hunter's quality with Federal's dedication to reliable powders, primers and brass, and you've just put an outstanding cartridge in your chamber. Manufactures Website Address www.federalcartridge.com Warranty Information Warranted against manufacturers defects.