ProMag SMI30 40 S&W 7-Round Steel Magazine for M&P Shield

In the world of firearms, reliability is paramount. Enter the ProMag SMI 30—a magazine designed to meet this demand with precision and durability. Tailored specifically for the Smith & Wesson Shield in .40 caliber, this 7-round magazine exemplifies craftsmanship that stands up to scrutiny.

Constructed from heat-treated blued-steel components, it offers resilience against wear and tear. The inclusion of ProMag's proprietary TECHNAPOLYMER adds another layer of toughness, ensuring that you can depend on your equipment when it matters most.

What sets the ProMag SMI 30 apart is its anti-fatigue spring technology. This innovation allows you to keep your magazine loaded and ready for action for up to six years without worrying about performance degradation. It's a testament to foresight in design—a feature that anticipates real-world needs.

Manufactured with pride in Phoenix, Arizona, each ProMag product comes backed by a lifetime warranty—an assurance of quality and commitment rarely matched in today's market.

For those who carry a Smith & Wesson Shield chambered in .40 caliber, integrating the ProMag SMI 30 into your setup means investing in reliability every time you load.