Warne S&W M&P Magazine Extension 9/40, Black, Capacity +3/9mm, +2/.40

Designed specifically for M&P 9mm and M&P .40 magazines, these extensions are engineered to integrate with your firearm seamlessly. And with firearms-specific fitments for best-in-class compatibility, you can have confidence in every shot with Warne, designed for shooters, by shooters.

Adding 3 rounds of 9mm and 2 rounds of .40, and an ergonomic finger grove, adding performance in competition or when you need it most, the Warne M&P mag extensions can give you the edge by saving you time on reloads.

Fits M&P, 9mm 17 round factory magazines. Magazine NOT included.

Product Features

• Available in Several Colors.
• Firearm Specific Fitment.
• Designed and MADE IN USA