Description PRODUCT DETAIL:Caliber: .308 Winchester Bullet Weight: 147 Grains Bullet Type: M8- Ball Full Metal Jacket (Bi-Metal Jacket) Muzzle Velocity: 2700 fps 100 Yard Velocity: 2586 fps 200 Yard Velocity: 2131 fps 300 Yard Velocity: 1742 fps Muzzle Energy: 1136 ft/lbs 100 Yard Muzzle Energy: 804 ft/lbs 200 Yard Muzzle Energy: 555 ft/lbs 300 Yard Muzzle Energy: 371 ft/lbs Casing: Reloadable Brass Cases Primer Style: Boxer Rounds Per Box: 20 Usage: Range Training/Plinking Firearms, trailers, and some accessories are only available for purchase in stores. Each location follows all BATF and individual state/county/city laws to insure the desired product is legal for sale. Any info provided online is subject to change, please go to your local store for more accurate information.