The Underwood Ammo .357 Magnum 125 Grain JHP delivers exceptional stopping power with 1700 FPS muzzle velocity and 802 ft lbs of energy for reliable self-defense performance.Underwood Ammo .357 Magnum 125 Grain Jacketed Hollow PointHigh-velocity loading at 1700 FPS muzzle velocity802 ft lbs muzzle energy for maximum stopping powerPremium nickel-plated brass casings for reliable feeding20 rounds per box for convenient storageJacketed Hollow Point design for controlled expansionIdeal for self-defense applications this premium ammunition combines Underwood's reputation for quality with proven JHP technology for consistent performance when it matters most.