Federal Premium Gold Medal CenterStrike ammunition leverages a proprietary open tip match design sleek profile and extremely tight specifications for the ultimate long-range accuracy and consistency. This ammunition is new production non-corrosive in boxer primed reloadable brass cases. – Features – Precision-built OTM bullet design – High ballistic coefficient design – Held to tight specs for accuracy pressure and velocity – Gold Medal primers and brass – Specially formulated propellant – Specifications – Cartridge 223 Remington – Grain Weight 77 Grains – Quantity 20 Round – Muzzle Velocity 2720 Feet Per Second – Muzzle Energy 1265 Foot Pounds – Bullet Style Jacketed Hollow Point