The Pearce Grip PGG4+ Magazine Extension is an essential upgrade for Glock enthusiasts looking to enhance their shooting experience. Designed specifically for Generation 4 Sub-Compact Mid and Full Size Glock high-capacity magazines, this extension replaces the original floor plate and internal locking plate, allowing you to add two additional rounds to your 9mm, .40 S&W, and .357 SIG magazines, or one round to your .45 GAP magazine. Crafted from high-impact polymer, this magazine extension is built to withstand extreme conditions, passing rigorous drop tests at temperatures ranging from -20F to 350F, ensuring reliability in any environment. The Pearce Grip PGG4+ not only increases your magazine capacity but also maintains the sleek profile of your firearm, making it an ideal choice for both range practice and self-defense situations. Whether you are a competitive shooter or a dedicated hunter, this magazine extension provides the added firepower you need without compromising on performance or durability. Upgrade your Glock today with the Pearce Grip PGG4+ Magazine Extension and experience the difference in your shooting capabilities.