The Warne Magazine Extension (Model 3113) is machined from 6061-T6 aluminum and finished in hardcoat anodized Flat Dark Earth, offering a durable and corrosion-resistant upgrade for your Glock 17 or 22 magazines. This extension adds +5-round capacity to 9mm magazines and +4 to .40 S&W magazines, giving you significantly more firepower without sacrificing reliability.
Designed with an ergonomic shape that allows for better insertion and finger grooves for easy magazine stripping, the extension is secured with a Torx head screw and washer. The magazine extension is designed and made in the USA, ensuring quality construction that withstands demanding use on the range or in the field.
Whether you’re running competition pistol matches, tactical training, or everyday carry, the Warne extension works with factory magazines to enhance your magazine capacity. The +5/4 model includes a new spring, ensuring reliable feeding at full capacity with your existing Glock magazines.
