The Warne magazine extension kit (manufacturer part number 3132) is an accessory that adds 2 additional rounds to a compatible Glock 43 magazine. It is not a standalone magazine and does not include a complete magazine body.

Key Specifications

• Adds 2 additional rounds of capacity to a compatible Glock 43 magazine.
• Built for 9mm-caliber magazines.
• Sold under the Magazine Extension designation.
• Manufactured by Warne.
• This is an extension kit only — it does not include a complete magazine body, and is not itself a standalone magazine.
• Weighs about 0.1 lb shipped.
• Ships in retail packaging measuring about 1.0 by 3.0 inches.
• The 9mm chambering is also known as 9x19mm Parabellum.
• Always confirm compatibility with your specific magazine’s generation/model before ordering.

Frequently Asked Questions

Does this include a complete magazine? No — this is an extension kit only. It’s designed to increase the capacity of a compatible factory magazine you already own; it does not include a full magazine body.

What does this fit? It’s designed for Glock 43 magazines. Always confirm your magazine’s generation and model before ordering, since extension kits are generation-specific.

Buy the Warne Magazine Extension for Glock 43 (9mm)

Ships fast from a Lubbock, TX gun shop on the Warne Magazine Extension for Glock 43 (9mm) from Warne, part of our Magazine Accessories selection. Pick up a genuine capacity upgrade for your compatible magazine.