Warne Mag Extension MESW-5-4DE, Fits SW MP 9/40, +5/+4, Dark Earth MESW-5-4DE

The WarneA(R) Magazine Extension Kit replaces your magazine's existing baseplate to give your M&P a major capacity "boost." Made from anodized aluminum, the Extension Kit features an ergonomic shape that's comfortable in your hands and allows for easier mag swaps. PLEASE NOTE: Magazine not included. Fits Smith & WessonA(R) M&PA(R) 9mm or .40 S&W original factory magazines Provides +5 capacity when used with 9mm, +4 capacity when used with .40 S&W Includes Extension, performance spring and follower Made from anodized aluminum Ergonomic shape allows for better insertion/removal and comfortable shooting Meets USPSA 141.25mm legal length Designed and made in USA Order today!