Magnum Research .50 Action Express 350 grain Jacketed Soft Point (JSP) ammunition is intended for large-frame handguns chambered for .50 AE. It is factory-new production, non-corrosive, and utilizes boxer primers in reloadable brass cases. The cartridge is supplied in retail boxes of 20 rounds and is suitable for range use and other lawful shooting applications where .50 AE ammunition is appropriate.
Box: Sold per box of 20 rounds. Case: Available by case; a case equals 20 boxes for a total of 400 rounds; case quantity is achieved by ordering the required number of boxes.
Key Specifications
- The caliber is .50 Action Express.
- The bullet weight is 350 gr.
- The bullet type is Jacketed Soft Point (JSP).
- Rounds are packaged 20 rounds per box.
- Boxes are packaged 20 boxes per case.
- The units per case total 400 rounds.
- The cartridge cases are made of Nickel-Plated Brass.
- Primer type is Boxer-primed.
- Muzzle velocity is listed as 1411 fps (manufacturer data provided).
- Muzzle energy is listed as 1547 ft·lbs (manufacturer data provided).
This Magnum Research .50 AE 350 gr JSP load offers factory-new, reloadable brass and consistent factory specifications for those stocking ammunition for large-frame .50 AE pistols. Packaged for retail sale by the box with case-quantity availability for bulk needs, it provides a clearly specified option for shooters seeking a factory-manufactured JSP load in .50 AE.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.




