Warne 3306 Magazine Extension for S&W M&P 9/40

The Warne 3306 magazine extension is designed for S&W M&P 9/40 magazines and is finished in black. It is intended for magazines associated with 9mm Luger and .40 S&W configurations, with an ergonomic profile and finger grooves for practical handling.

Key Specifications

• The manufacturer is Warne.
• The model is 3306.
• The product type is a magazine extension.
• It is designed for S&W M&P 9/40 magazines.
• The listed compatible calibers are 9mm Luger and .40 S&W.
• The extension is constructed from aluminum.
• The finish color is black.
• The design includes an ergonomic shape for practical insertion.
• The extension includes finger grooves to aid magazine handling.

With its black aluminum construction and handling-focused design, the Warne 3306 provides a clean, purpose-built upgrade for compatible S&W M&P 9/40 magazine setups.