Hornady Frontier Cartridge Features Hornady Frontier Cartridge is loaded on the same assembly lines used for US military ammunition meeting strict quality specifications that ensure reliability and accuracy round after round. Each cartridge uses a reloadable brass case and a boxer primer giving handloaders the option to recover and reload spent brass after shooting. The 55 grain full metal jacket bullet is a proven choice for plinking target practice and training offering consistent feeding and accuracy across a wide range of .223 Remington rifles. At 3240 feet per second and 1282 foot pounds of energy this load delivers dependable performance for everyday range use. This non-corrosive ammunition is new production meaning shooters avoid the cleaning and corrosion concerns associated with surplus corrosive-primed ammunition. Packed 250 rounds to a box this quantity suits high-volume range days training sessions or stocking up for extended practice. Hornady s reputation for component quality backs every round of Frontier Cartridge ammunition from the brass case to the bullet itself. For shooters who want military grade reliability without the premium price tag Hornady Frontier Cartridge .223 Rem is a dependable choice for the range. Hornady Frontier Cartridge Specifications Manufacturer: Hornady Model: Frontier Cartridge Caliber: .223 Rem Bullet Weight: 55 gr Bullet Type: Full Metal Jacket Rounds Per Box: 250 Case Material: Brass Primer: Boxer Muzzle Velocity: 3240 fps Muzzle Energy: 1282 ft-lbs Reloadable: Yes Corrosive: No Available At: GrabAGun