357 MAG

Designed as the original Magnum pistol cartridge, the .357 MAG is renowned for its stopping power, high velocity and impressive range, making it an ideal choice for self-defense or hunting large game. Its dual use in revolver and carbine also popular in Cowboy Action Shooting competitions.

Drawn from premium American-made brass cups, these casing are rigorously tested to ensure unparalleled durability and dependability, each casing undergoes rigorous in-line and post- production quality assurance testing to ensure a flawless casing.

Standard casing dimensions and tolerances have been modified to achieve maximum performance. Jagemann™ Sporting Group’s in-house tooling and engineering capabilities provide the ability to customize casing dimensions for use with specific projectiles. We can meet your needs.

Contact us for more information.

Type: Pistol/Revolver/Rifle
Date of Origin: 1934 United States
Case Type: Rimmed, Straight
Neck Diameter: .379 in (9.6 mm)
Base Diameter: .379 in (9.6mm)
Rim Diameter: .440 in (11.2 mm)
Rim Thickness: .060 in (1.5 mm)
Case Length: 1.29 in (33 mm)
Primer Type: Small Pistol
Max Pressure: 35,000 psi


5757 West Custer St.
Manitowoc, WI 54220


(800) 998-6901