This is the Smith & Wesson M&P 22 Magnum .22 WMR 10-round magazine.

If you’ve been searching for a factory replacement or spare magazine for your M&P 22 Magnum, look no further! 

This small but mighty 10-round magazine features an impact-resistant polymer construction that ensures top-notch durability. Inside, the high-quality steel spring and anti-tilt polymer follower provide equal reliability. 

To finish the magazine off properly, you’ll find side-facing load-assist tabs that make loading easier than ever. You can never have too many M&P magazines, especially when they are this affordable! 

At only ten rounds a piece, you might as well order a few!