Upgrade your G Series gas blowback pistol with the premium Guarder Hammer Spring, specially designed for compatibility with MARUI and KJ G-series models, including the Glock series. Model GLK-88 ensures enhanced performance and reliability. Crafted for precision and durability, this hammer spring boosts your pistol's power and responsiveness, making every shot count. It's an ideal choice for enthusiasts looking to improve their gun's firing action. Experience the difference with Guarder quality.