Smith & Wesson Support

Watch the above video for instructions on how to convert your S&W M&P Shield 9mm 7 round magazine to 8 rounds or your 8 round magazine to 9 rounds.

S&W Shield 9mm Conversion Instructions

The instructions above illustrate how to convert your S&W M&P Shield 9mm 7 round magazine to 8 rounds or your 8 round magazine to 9 rounds.

This video describes how to install the MagGuts™ extension to the Shield magazine. When used with the MagGuts™ spring system, you get +2 by adding just 1/4″.
Play the video above for instructions on how to install the MagGuts Spring System in your Smith & Wesson Bodyguard BG380 magazine to convert it from 6 to 7 round capacity. This video shows the latest ‘Trilevel’ follower design but assembly is the same if you are still using the older split style follower.

S&W Bodyguard 380

These instructions are for converting the Smith & Wesson BG380 magazine from 6 to 7 rounds using the MagGuts spring system.