This PMC 7.62×51 NATO ammo features a 147 grain full metal jacket bullets, a boxer primer that is non-corrosive and new never fired brass casings that can be reloaded several times for those high volume shooters that love to reload their 7.62×51 NATO ammo. PMC X-Tac 7.62×51 NATO 147 Grain Full Metal Jacket ammo offers muzzle velocity of 2800 feet per second and muzzle energy of 2611 ft. lbs. PMC X-TAC line of ammo is tried and tested by military and law enforcement globally. PMC X-TAC is manufactured to the specifications required and search for by such organizations and that enthusiasts seek out. No matter where you are, whether or not you are in uniform or just at the range, PMC X-TAC provides shooter with the confidence they need to make the right choice!