Description PRODUCT DETAIL:Caliber: 10mm Auto Bullet Type: Full Metal Jacket (FMJ) Bullet Weight: 180 GR Muzzle Energy: 390 ft lbs Muzzle Velocity: 1200 fps Rounds Per Box: 50 Boxes Per Case: 20 Application: Target,Range Practice Casing Material: Brass Bullet Coating: Copper 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.