Firing Pin Spring Cups For Glock

Every Glock owner knows that reliable ignition starts with the firing pin assembly, and at its heart are the small but critical Firing Pin Spring Cups. These cups seat the firing pin spring and are essential for consistent, safe striker operation. Whether you’re performing routine maintenance, troubleshooting light strikes, or completing a custom build, having a set of genuine-spec spring cups on hand is a must. Miami Shooters Supply provides these essential Glock parts with the quality and fast shipping that builders and armorers rely on.

Key Features

• Manufactured to original Glock factory specifications for a guaranteed fit.
• Sold as a set to ensure you have the necessary components for a complete repair or rebuild.
• Precision-formed from durable polymer to withstand repeated striker cycling.
• Direct replacement part for worn, damaged, or lost factory spring cups.
• Essential for restoring proper spring tension and firing pin protrusion.

Built For

This part is built for the practical Glock owner who performs their own maintenance and repairs. It’s ideal for armorers refreshing a duty weapon, competitors rebuilding a worn slide, or anyone troubleshooting ignition issues. If you’re detail-stripping your slide, replacing these cups is standard procedure to ensure long-term reliability.

Specifications

• Compatibility: Designed for Glock pistols (models 17, 19, 22, 23, 26, 27, 34, 35, and other compatible models).
• Material: High-strength polymer.
• Quantity: Set includes both required spring cups for a complete assembly.
• Caliber: Compatible with 9mm, .40 S&W, .357 SIG, and other calibers based on Glock model.
• Installation: Requires slide disassembly; gunsmithing knowledge recommended.

FAQ

How many spring cups come in a set?
A standard set includes two cups, which is what you need to properly seat the firing pin spring in your Glock slide.

When should I replace my Glock firing pin spring cups?
Replace them during any detailed striker channel cleaning, if you’re experiencing light primer strikes, or whenever you replace the firing pin spring itself. Inspect them for cracks or deformation during routine maintenance.