USA centerfire rifle ammo is the ideal choice for training or extended sessions at the range and provides several features such as no expansion, positive functioning, good accuracy, and no barrel leading.
Specifications:

Caliber	5.56 NATO
Bullet Type	Full Metal Jacket (FMJ)
Bullet Weight	55 GR
Muzzle Energy	1282 ft lbs
Muzzle Velocity	3240 fps
Rounds Per Box	150
Boxes Per Case	4
Application	Recreational Shooting
Casing Material	Brass