Backed by generations of legendary excellence, Winchester “USA White Box” stands for consistent performance and outstanding value, offering high-quality ammunition to suit a wide range of hunter’s and shooter’s needs. Winchester 5.56mm 55GR ammunition is consistently accurate and is ideal for shooters of all skill levels. For use in rifle’s chambered in 5.56X45mm. This full metal jacket round has a brass, reloadable, boxer primed case.
Bullet: 55 grain Full Metal Jacket
Primer: Winchester non-corrosive primer – boxer type
Muzzle Velocity: 3270 Feet Per Second
Muzzle Energy: 1306 Foot Pounds