Description
The GLOCK 31 is a semi-automatic pistol chambered in the powerful .357 SIG caliber, manufactured by GLOCK Ges.m.b.H. This model features the brand’s signature polymer frame and Tenifer-treated steel slide for exceptional durability and corrosion resistance. It utilizes the proven “Safe Action” system and shares a familiar form factor with other full-size GLOCK models, offering a high-pressure cartridge in a reliable, duty-proven platform.
Key Features
- Chambered in the flat-shooting .357 SIG cartridge for superior ballistic performance.
- Rugged polymer frame with textured grip for secure handling.
- Tenifer finish on the steel slide provides extreme surface hardness and corrosion resistance.
- Standard GLOCK “Safe Action” trigger system with three independent safeties.
- Compatible with GLOCK 31 magazines and shares holster compatibility with other full-size GLOCK frames.
Specifications
| Caliber / Type | .357 SIG / Semi-Automatic Pistol |
|---|---|
| Material | Polymer Frame, Steel Slide |
| Finish | Tenifer |
| Compatibility | GLOCK 31 Gen 3 |
| Weight | Approx. 27.5 oz (unloaded) |
The .357 SIG caliber delivers ballistics similar to a .357 Magnum revolver from an auto-loading platform, using a bottlenecked case for reliable feeding. This cartridge is known for its high velocity and penetration, making the GLOCK 31 a serious option for duty or defensive use. Its construction follows GLOCK’s precision Austrian engineering, ensuring consistent performance under demanding conditions.




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