Buffalo Bore Ammunition 11C20 Heavy Strictly Business is a .38-55 Winchester rifle load featuring a 255‑grain semi‑jacketed flat point bullet designed for hunting applications. The ammunition is loaded to Buffalo Bore’s heavy specification and uses brass cases. Published performance lists a muzzle velocity of 1950 fps and muzzle energy of 2153 ft lbs.
Packaging
Box: Sold as a box containing 20 rounds. Case: Available by the case; one case consists of 12 boxes (a case quantity equals ordering the required number of boxes, totaling 240 rounds).
Key Specifications
- Caliber is .38-55 Winchester.
- Bullet weight is 255 gr.
- Bullet type is Semi-Jacketed Flat Point.
- Muzzle velocity is 1950 fps.
- Muzzle energy is 2153 ft lbs.
- Units per box is 20 rounds.
- Boxes per case is 12.
- Case material is Brass.
- Application is listed as Hunting.
- Manufacturer is Buffalo Bore Ammunition.
This Heavy Strictly Business load is intended for rifle shooters who require a heavy-profile hunting cartridge in .38-55 Winchester. The cartridge combines a 255‑grain semi-jacketed flat point bullet with brass cases and heavy-rated ballistics for field use.
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.
