Engineered for performance and precision this CNC Gold Magazine Extension by Tyrant Designs increases your Glock 43X/48's magazine capacity by 4 rounds offering more firepower without compromising reliability. Crafted from aerospace-grade aluminum it ensures durability while maintaining a lightweight design. The 10% power spring provides consistent and dependable feeding. Installation is effortless and quick thanks to cutting-edge magazine extension technology. Elevate your shooting experience with this sleek gold-finished upgrade.