SKU: A35723N
UPC: 810742023614
MPN: 357-23-N
The HSM Pro Pistol .357 Magnum 158gr Hollow Point ammunition is purpose-built for duty carry, personal defense, and tactical training applications where reliable expansion and consistent velocity matter. Law enforcement agencies and armed professionals have long favored .357 Magnum for its superior ballistic performance compared to 9mm in full-power loadings, and HSM's Pro Pistol line delivers that performance at a training-friendly price point. This 50-round box format allows shooters to maintain proficiency without the expense of premium self-defense rounds, making it ideal for qualification courses, range drills, and familiarization training with duty weapons.
HSM ammunition is manufactured to strict quality control standards, with the 158-grain hollow point bullet engineered to deliver controlled expansion across a wide velocity window. This weight and bullet profile minimize over-penetration while maintaining sufficient energy for reliable expansion through intermediate barriers—a critical consideration in urban and mixed-environment scenarios. The brass cases are reloadable, and consistent powder charges and primer seating ensure velocity uniformity from round to round, which translates directly to tighter shot groups and more predictable point-of-aim shifts between the practice range and duty carry conditions.
This ammunition cycles reliably in all standard .357 Magnum revolvers and modern lever-action rifles chambered for the round, including duty-grade platforms like the Smith & Wesson K and L frames, Ruger Security-Six, and Colt Python variants. The 158-grain weight is the industry standard for .357 Magnum duty ammunition, ensuring compatibility with holster fitment, ballistic tables, and published load data used by training facilities and law enforcement academies. Each case comes packaged as 50 rounds per box with 10 boxes per case, providing law enforcement training units and armed professionals a convenient bulk purchase option for maintaining regular qualification and proficiency schedules.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.