Elevate your GLOCK GEN3 performance with the Strike Industries SI-G-MGR-S-BK Modular Guide Rod, showcasing a sleek design complemented by black end caps. This stainless steel guide rod system enhances recoil management, ensuring unmatched reliability and prolonged durability compared to standard polymer alternatives. Constructed from high-quality SUS303 stainless steel Compatible with aftermarket GLOCK springs and custom recoil spring weights Includes 3x 7075 T6 aluminum end caps in various colors Precision-fit shims for versatile compatibility Adjustable for enhanced customization and performance Transform your firearm's functionality with the Strike Industries SI-G-MGR-S-BK Modular Guide Rod.