Increase the capacity and utility of your Ruger Security 9 17-round magazine with this +3 magazine extension, expanding it to hold 20 rounds. Crafted from durable, lightweight materials, this extension is built for reliable performance under demanding conditions. The ergonomic design ensures a secure grip and easy handling during reloads, while the seamless fit preserves the firearm's profile. This extension is ideal for those who value higher capacity witho