Buffalo Bore 31B20 45 Auto Rim 200gr JHP — 20/Box

Buffalo Bore’s 31B20 “Strictly Business” loads are standard-pressure 45 Auto Rim cartridges loaded with a 200-grain jacketed hollow point. These rounds use high-quality Starline brass and a flash-suppressed powder charge to reduce muzzle flash. Ballistically they approximate +P 45 ACP performance while operating at standard 45 ACP pressure levels. They are intended for use in 45 Auto Rim and compatible 45 ACP revolvers in normal operating condition, including Model 1917 Colts and Smith & Wesson revolvers.

Key Specifications

• The manufacturer is Buffalo Bore Ammunition.
• The caliber is 45 Auto Rim.
• The bullet weight is 200 gr.
• The bullet type is Jacketed Hollow Point.
• Each box contains 20 rounds.
• There are 12 boxes per case.
• The cartridge cases are made of Brass.
• The listed muzzle velocity is 1000 fps.
• The listed muzzle energy is 444 ft lbs.
• The stated application is Home Defense.

This load offers heavy-for-caliber performance with reduced flash and robust components for reliable function in serviceable revolvers. Its combination of a 200-grain JHP and Starline brass makes it a practical choice for shooters seeking a stout, standard-pressure 45 Auto Rim option for defensive and duty-oriented use.