Smith & Wesson (S&W) M&P 15-22 10 round long .22LR magazine

This is the Smith & Wesson 10 round full size .22LR magazine for the S&W M&P15-22.

The 10 round version of the 25 round magazine it is internally restricted to 10 rounds for ranges and locations with capacity restrictions.

Using M&P 15-22 magazines in other AR15 lowers?

M&P 15-22 magazines are popular in AR15 .22 rifles fitted with last round bolt release catch mechanisms, including the KRISS Defiance DMK-22 which comes with one as standard.

Please note M&P 15-22 magazines are slightly shorter front to back that AR magazines (by just over 2mm) so work best with special shims fitted.

See our related accessories:

Catch22 AR15 .22 bolt release catch upgrade

Better-Mag S&W .22 Rimfire Magazine Adaptor for AR15 .22

M&P 15-22 magazine adapter (clip on)

M&P 15-22 magazine adapter (stick on)