HSM Pro Pistol centerfire handgun ammunition is expertly engineered for hunting applications. Loaded with 158 gr Jacketed Hollow Cavity projectiles, these rounds achieve a muzzle velocity of 1202 ft/s. Utilizing high-quality brass casing material, this ammunition is designed to deliver uniform expansion, dependable cycling, and optimal pressure retention under field conditions. Caliber 357 Mag, 50 rounds per box. Safety Note Always prioritize safe firearm handling protocols and strictly observe your local and state hunting guidelines regarding handgun ammunition.