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.40 Caliber Ammunition for Sale

Discover Rivertown Munitions’ wide range of .40 caliber ammunition. Developed in the late 1980s, the .40 caliber cartridge has gained popularity among law enforcement and civilian shooters for its stopping power and practicality.

.40 Caliber Overview

The .40 caliber cartridge, also known as the .40 S&W (Smith & Wesson), was developed in the late 1980s and offers a cartridge that provides a balance between the stopping power of larger calibers and the magazine capacity of smaller calibers. Introduced by Smith & Wesson and Winchester, the .40 S&W has become a popular choice among both law enforcement agencies and self-defense enthusiasts.


  • Personal Defense – Opt for .40 caliber ammunition for personal defense needs, ensuring effective threat neutralization and peace of mind.
  • Law Enforcement – Trusted by law enforcement agencies for its stopping power, penetration, and reliability in duty carry situations.


  • Powerful Performance – Benefit from the .40 S&W’s stopping power and penetration, making it suitable for many scenarios.
  • Controlled Recoil – Manageable recoil allows for accurate and controlled shooting.

Range of .40 Caliber Options

The .40 caliber cartridge offers a versatile and effective solution for all applications. Bullet weights typically range from 135 grains to 180 grains. Full Metal Jacket (FMJ) rounds are commonly used for practice and target shooting and are affordable and consistent. Conversely, hollow point, jacketed hollow point (JHP), and lead round nose (LRN) are available to suit different applications, whether it be target shooting, self-defense, or law enforcement.

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