The ticket to increased magazine capacity in your .40 S&W, 10 mm or 38 super magazines. Switch out the factory follower and spring with spring & follower from Grams.

This is for a LARGE FRAME ! If you are not sure what frame you have, check your mags. Large Frame Mags measure: 1.345" x 0.850".

Factory Spring, Follower, Spring Plate and Plastic Pad. For whenever you need to replace your factory magazine parts.