Buffalo Bore Ammunition’s Strictly Business 45 Auto Rim load delivers a heavy 255 gr hard-cast flat-nose projectile at standard pressure, designed for reliable performance in revolvers chambered for 45 Auto Rim. Loaded in Starline brass with flash-suppressed powder, it offers ballistics comparable to +P 45 ACP while operating at standard 45 ACP pressures. This load is intended for target shooting and for use in properly maintained 45 ACP-pattern revolvers, including vintage 1917 Colt and S&W models.
Packaging
Box: Sold per box of 20 rounds. Case: A case consists of 12 boxes; a case quantity is achieved by ordering the required number of boxes.
Key Specifications
- The manufacturer is Buffalo Bore Ammunition.
- The caliber is 45 Auto Rim.
- The bullet weight is 255 gr.
- The bullet type is Hard Cast Flat Nose.
- The case material is Brass.
- The listed muzzle velocity is 850 fps.
- The listed muzzle energy is 409 ft lbs.
- Units per retail box are 20 rounds.
- Boxes per case are 12.
- The intended application is Target Shooting.
Choose Buffalo Bore’s Strictly Business 45 Auto Rim when you require dependable, heavy-for-caliber performance in 45 Auto Rim revolvers. Offered in boxed and case quantities, this load suits shooters focused on consistent ballistics for target work and historic revolver shooting.
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.




