The Warne Mag Extension for GLOCK 17/22 increases your carrying capacity by 5 rounds for 9mm (G17), and by 4 rounds for .40S&W (G22). These extensions feature an ergonomic shape that allows for better insertion with a precise, reliable fit, with finger grooves that allow the magazine to be easily stripped from the handgun if needed.

Machined from 6061 T6 aluminum billet and Type 2 hardcoat anodized for abrasion and corrosion resistance. Adds +5 rounds to factory G17 9mm magazines, and +4 rounds to factory G22 .40S&W magazines. Meets USPSA 141.25mm legal length.

With firearms-specific fitments for best-in-class fit/compatibility, you can have confidence in every shot with Warne; designed for shooters, by shooters. All Warne products come with a lifetime warranty. No receipt, no warranty card, no package – no problem!