ProMag Magazine 40 S&W S&W Shield Pistol – 9 Round, Blue (SMI 31)

• ProMag magazine for .40 S&W, 9-round capacity for S&W M&P Shield pistols.
• Manufactured and assembled in the USA with rugged steel magazine construction.
• Heat-treated chrome silicon wire spring supports reliable feeding and durability.
• Blue finish steel magazine designed to fit S&W Shield handgun platforms.
• Designed for easy loading and consistent performance in .40 S&W pistol applications.
• UPC 708279012082 magazine, manufacturer part number SMI 31.

The ProMag Industries Magazine 40 S&W 9 Rounds Fits S&W M&P Shield Steel Blued Finish is a pistol magazine designed for feeding .40 S&W cartridges in Smith & Wesson M&P Shield handguns.

This pistol magazine provides a 9 round capacity and features a heat treated steel body with a blued finish for durability. It includes a heat-treated chrome silicon wire spring to support consistent feeding cycles. The magazine is designed to fit Smith & Wesson M&P Shield pistols chambered in .40 S&W. This product is used for cartridge feeding in range use or concealed carry configurations. In standard configurations, the ProMag Industries .40 S&W pistol magazine includes precise dimensions for proper seating. The 9 round capacity, steel construction, and Shield compatibility define this handgun magazine.