In 1873, less than a decade after the Civil War and when Westward expansion was in full gallop, Winchester introduced the first successful centerfire cartridges. Winchester has set the world standard in superior ammunition performance and innovation for more than a century. To millions of hunters and shooters worldwide, the name “Winchester” means quality and performance. No matter the sport, game, or protection, you can always depend on the Winchester Ammunition to perform as promised.300 Round BoxFeatures and Specifications: Manufacturer Number: WW45C-Box Caliber: .45 Auto Bullet Type: Full Metal Jacket (FMJ) Bullet Weight: 230 Grains Rounds: 300 Rounds per Box Bullet Diameter: .451″ Jacket Material: Copper Core Material: Lead Casing: Brass Usage: Target, PlinkingComes in metal ammo cans!Made in USA!