The Strike Industries SI-EMP-G940 is a magazine extension for the Glock 9, 40. Adds 6 rounds to 9mm Glock 17 magazines, or 5 rounds to Glock .40 S&W magazines.

Key Specifications

• Adds 6 rounds to 9mm Glock 17 magazines, or 5 rounds to Glock .40 S&W magazines.
• Designed to fit the Glock 9, 40.
• Constructed of Black Polymer.
• Not compatible with 10-round Glock magazines.
• Manufactured by Strike Industries.
• Uses a slow-drag, no-snag design for smoother reloading.

Frequently Asked Questions

What does this Strike Industries extension fit? It’s designed to fit the Glock 9, 40.

How many extra rounds does it add? Adds 6 rounds to 9mm Glock 17 magazines, or 5 rounds to Glock .40 S&W magazines.

Is there a compatibility limitation to know about? Not compatible with 10-round Glock magazines.

Buy the Strike Industries Magazine Extension for the Glock 9, 40

Get the Strike Industries Magazine Extension for the Glock 9, 40 from Schaefer Defense, with fast shipping from our Lubbock, TX gun shop. Shop more Strike Industries magazine extensions or browse our full handgun magazines selection.