Description Atomic Ammunition's 45 ACP +P ammunition is designed to hit hard, penetrate deep and expand to 150% of its original diameter. This bullet regularly expands to .80 inches, retains 99 percent of its original mass and penetrate more than 15 inches of ballistic medium. It is assembled to exact specifications with commercial grade machinery and is designed to deliver the accuracy that precision shooters demand.PRODUCT DETAILCaliber: 45 ACP Bullet Type: Bonded Match Hollow Point Bullet Weight: 185 GR Muzzle Energy: 616 ft lbs Muzzle Velocity: 1225 fps Rounds Per Box: 20 Boxes Per Case: 10 Application: Personal/Home Defense Casing Material: Nickel-Plated Brass Rating: +P 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.