The SinterFire SF40125SD Special Duty .40 S&W ammunition uses lead‑free frangible hollow point projectiles formulated to minimize environmental lead exposure and related concerns. The Special Duty line loads frangible hollow point bullets intended for defensive applications, including home defense. This cartridge is provided in retail packaging suitable for both individual purchase and bulk case orders.
Packaging
Box: Sold per box of 20 rounds (standard retail unit).
Case: Available by case; a case is achieved by ordering 10 boxes, for a total of 200 rounds.
Key Specifications
- The manufacturer is SinterFire.
- The model is listed as SF40125SD.
- The caliber is .40 S&W.
- The bullet weight is 125 gr.
- The bullet type is Lead Free Frangible Hollow Point.
- Units per retail box are 20.
- Boxes per case are 10.
- The case material for the cartridge cases is Brass.
- The intended application is Home Defense.
Engineered to address environmental concerns associated with lead while providing purpose‑built defensive performance in .40 S&W, this frangible hollow point load is offered in convenient retail boxes or as case quantities for larger needs.
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.




