Cor-Bon's DPX Handgun ammunition is designed to deliver superior performance in defensive situations. The homogenous solid copper projectile allows it to maintain its weight and effectiveness even after penetrating heavy barriers like auto glass or steel. This makes it an excellent choice for those who need reliable protection. With its 1350fps muzzle velocity and 505ftlbs of muzzle energy, this ammunition packs a punch. Cor-Bon's DPX Handgun ammunition is available in 20-round boxes, making it easy to stock up on what you need. Fast shipping ensures that you can get your hands on this ammunition quickly, so you're always prepared. Key Benefits and Features: Caliber: 357 Sig Bullet Wt.: 125gr Velocity: 1350fps Energy: 505ftlbs Rounds Per Box: 20 Casing: N/A