Federal's American Eagle Syntech 9mm Luger cartridges feature a 115-grain total Syntech jacket projectile cased in brass. The exclusive polymer coating in American Eagle Syntech prevents harsh metal-on-metal contact between the bullet and bore, eliminating copper and lead fouling. With a muzzle energy of 326 fps and 1130 ft lbs of power, these come packaged as 50 rounds per box, 10 boxes per case.