ProMag Smith & Wesson Shield 9mm 8-Round Blue Steel Magazine

SMI 27 - Introducing the new PROMAG® SMI 27, an 8-round magazine for the Smith & Wesson®Shield® in 9mm. Constructed from heat-treated blued-steel, components molded from our proprietary TECHNAPOLYMER® and our anti-fatigue spring, so you can keep the magazine loaded and ready for up to six years without concern.