Product Description DoubleTap Ammunition 9mm Luger +P Controlled Expansion jacketed hollow point (JHP) is built for high-performance defensive use where reliable expansion and consistent terminal performance matter. This load features a 124-grain JHP projectile in a +P pressure 9mm Luger cartridge, packaged 20 rounds per box (50 boxes per case). The Controlled Expansion design is intended to deliver dependable expansion while maintaining effective penetration, making it well-suited for personal defense and duty applications in firearms rated for +P ammunition. Product Highlights 9mm Luger +P defensive handgun ammunition for enhanced velocity and performance 124 grain Controlled Expansion jacketed hollow point (JHP) projectile 20 rounds per box (50 boxes per case) for convenient carry and stocking High-velocity load; box notes 1310 FPS (tested in a 4.5" barrel) Designed for consistent expansion and effective penetration in defensive scenarios Specs Brand: DoubleTap Ammunition Manufacturer Part Number: 9MM124HP20 UPC: 091037683106 Cartridge/Caliber: 9mm Luger (9x19) Pressure: +P Bullet Weight: 124 gr Bullet Type: Controlled Expansion Jacketed Hollow Point (JHP) Rounds Per Box: 20 Boxes Per Case: 50 Advertised Velocity: 1310 FPS (4.5" barrel) (as printed on box) Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&&';;s manufacturer.