Sig Sauer P226 12-Round Magazine 40 S&W/357 SIG Blued Steel

The Sig Sauer MAG2264312 delivers reliable feeding and consistent performance for P226 pistols chambered in 40 S&W and 357 SIG. This factory magazine maintains the same exacting tolerances as the original equipment, ensuring seamless function during critical moments.

What Makes This Different

Factory Sig Sauer magazines undergo rigorous quality control testing that aftermarket alternatives often skip. The heat-treated steel construction provides superior durability compared to polymer alternatives, while the witness holes allow quick visual ammunition counts. Each magazine features Sig's proprietary spring tension calibrated specifically for 40 S&W and 357 SIG cartridge dimensions.

Key Features

• 12-round capacity optimized for 40 S&W and 357 SIG cartridges
• Blued steel construction resists corrosion and impact damage
• Factory Sig Sauer specifications ensure perfect fit and function
• Witness holes provide visual ammunition count verification
• Heat-treated magazine spring maintains consistent tension
• Compatible with all P226 variants chambered in 40 S&W/357 SIG
• Drop-free design enables rapid magazine changes

Law enforcement agencies and competitive shooters rely on factory magazines for their proven track record under stress. The steel construction withstands repeated loading cycles without spring fatigue, while the precise internal dimensions prevent feeding malfunctions that can occur with off-specification alternatives. This magazine performs consistently in temperatures ranging from -20°F to 140°F.

Technical Specs

• Capacity: 12 rounds
• Caliber: 40 S&W / 357 SIG
• Construction: Blued steel body with steel spring
• Compatibility: Sig Sauer P226 pistols only
• Finish: Traditional blued steel
• Weight: Approximately 3.2 oz empty
• Manufacturer: Sig Sauer, Germany
• Part Number: MAG2264312

Factory magazines eliminate the guesswork of aftermarket compatibility while providing the reliability that Sig Sauer's reputation demands. Professional users choose genuine Sig magazines because equipment failure isn't an option when performance matters most.