Speer 9mm 124 +P Gold Dot Hollow Point 9mm Luger +P Nickel plated brass case 124 Grain Jacket Hollow Point (JHP) +P high pressure ammo = Stopping power Muzzle Velocity 1220 fps Muzzle Energy 410 ft lbs Uni-Cor bonding Structural-plated, pressure-formed core +P ammo means higher chamber pressures, faster muzzle velocity, higher muzzle energy, and a snappier recoil. This +P round will punch through barriers and deliver more stopping power. Gold Dot line remains a benchmark for both self-defense and duty use, and it’s earned the trust of law enforcement agencies world-wide. It features a pressure-formed lead core that’s bonded to an extremely uniform jacket a single atom at a time. This virtually eliminates separation on impact for more retained weight and penetration to crucial depths. Gold Dot hollow-point design expands consistently through a full range of barriers. Ignition and cycling are guaranteed thanks to sealed primers and nickel-plated brass.