Warne M&P 9/40 Magazine Extension, Gray, +5 9mm / +4 .40

Description

This Warne magazine extension is designed for Smith & Wesson M&P-style 9mm and .40 magazines, offering additional capacity and improved purchase for reloads. It is machined from 6061 T6 aluminum billet and finished in gray with a Type 2 anodized applied finish. The extension provides increased control and added rounds without changing original magazine geometry beyond the extension profile. Intended for users seeking a durable, low-profile capacity increase for everyday carry or duty configurations.

Key Specifications

• Adds +5 rounds for 9mm and +4 rounds for .40 to compatible M&P magazines.
• Constructed from 6061 T6 Aluminum Billet for strength and lightweight handling.
• Finished in Type 2 Anodized gray for corrosion resistance and a uniform appearance.
• Listed finish type is an Applied Finish as provided in the product attributes.
• Product classification is Accessory-Magazines.
• Height reported as 1.5 (units not specified in source data).
• Length reported as 13.5 (units not specified in source data).
• Width reported as 3 (units not specified in source data).
• Weight reported as 0.11 (units not specified in source data).

Durable and straightforward, this extension is a practical upgrade for shooters who want modest, reliable capacity gains and a better grip surface during reloads. Its billet aluminum construction and anodized finish make it suitable for regular carry and use, while the compact profile keeps the magazine manageable in pouches and holsters.