ProMag builds this magazine (part no. SMI30) as a replacement or spare for the Smith & Wesson M&P Shield, chambered in .40 S&W. The body is heat-treated steel finished in blue, with an injection-molded follower and a spring formed from chrome silicone wire, and it’s assembled in the USA. It’s a straightforward way to add a backup magazine for a single-stack carry pistol. For ProMag owners running an M&P Shield in .40, this handgun magazine is a direct-fit spare.

Key Specifications

• Chambered in .40 S&W.
• Holds 7 rounds.
• Fits the S&W M&P Shield.
• Built from heat-treated steel, finished in blue.
• Uses an injection-molded follower and a chrome silicone wire spring.
• Assembled in the USA.
• A detachable magazine, dropping free for fast reloads.
• Carries the manufacturer’s Standard model designation.
• Weighs approximately 0.23 lb as shipped.

Frequently Asked Questions

What pistol does this fit? The Smith & Wesson M&P Shield, chambered in .40 S&W.

What’s it made of? Heat-treated steel with a blued finish, an injection-molded follower, and a chrome silicone wire spring.

Buy the ProMag S&W M&P Shield 7-Round Magazine

A blued-steel factory-pattern spare for the .40-caliber M&P Shield, this ProMag magazine is an easy backup to keep on hand. Order it from our Lubbock, Texas gun shop for fast, insured shipping.