HSM Cowboy Action .44-40 Winchester ammunition is produced for period-correct pistols and rifles used in cowboy-action and vintage shooting. These rounds are new-production, non-corrosive, and assembled with reloadable brass cases and boxer primers. The loading is designed for moderate pressures to support reliable function in many cowboy-era firearms.
Packaging
Box: Sold per retail box containing 50 rounds.
Case: A case is achieved by ordering 10 boxes (totaling 500 rounds); individual boxes are the retail unit.
Key Specifications
- The caliber is .44-40 Winchester.
- The bullet construction is lead, round nose flat point (RNFP), hard cast.
- Each retail box contains 50 rounds.
- A full case contains 10 boxes (500 rounds).
- Cartridge cases are made from brass.
- Priming is boxer primer.
- The cartridges are reloadable.
- The series designation is RNFP.
- Intended application is target and cowboy-action shooting.
These HSM Cowboy Action cartridges offer period-appropriate loading and construction for shooters who maintain and enjoy vintage .44-40 pistols and rifles. With reloadable brass, boxer primers, and RNFP hard-lead bullets supplied in a 50-round retail box or 10-box case, they provide a straightforward option for range use and traditional shooting pursuits.
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.
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