ISMI Glock Gen 5 Trigger Spring, Plus 25% Power

Designed to fit Glock Gen 5 Models: G17, G19, G19X, G20, G21, G22, G23, G26, G27, G29, G30, G34, G42, G43, G43X, G45, G48.

Upgrade your Gen 5 Glock pistols internals with the ISMI +25% Power Trigger Spring; built to outperform stock components and deliver a crisper, more responsive trigger system. Whether you're running a competition setup or a defensive build, this drop-in spring enhances trigger reset strength, ensuring faster follow-up shots and consistent performance. Manufactured in the USA from chrome silicon steel, ISMI springs are known for their tight tolerances and superior durability; making them a trusted choice for professional gunsmiths and serious shooters. Available now at NDZ Performance, Serious upgrades start here.

Features:

• +25% Increased Power: Delivers a stronger trigger return for a faster, more positive reset.
• Improved Trigger Feel: Enhances responsiveness without compromising reliability.
• Built for Gen 5 Glocks: Precision-fit for all Glock Gen 5 models (not compatible with Gen 1–4 models).
• Chrome Silicon Steel: Heat-treated for extended life and consistent spring tension.
• Drop-In Installation: No fitting required, direct replacement for OEM trigger spring.
• Made in the USA: Trusted by competitive shooters, law enforcement, and military professionals.

See our complete line of Glock Gen 5 Products here

Note: NDZ always recommends any part be installed by a qualified and trained gunsmith. NDZ promotes the use of safety practices and gear when working on any firearm.