Zaffiri Precision Upper Parts Kit for Glock® 26 Gen 3-4
The Zaffiri Precision Upper Parts Kit for Glock® 26 Gen 3 and Gen 4 is the ideal solution for completing your custom slide build or replacing worn factory components. Proudly made in the USA, all included parts are precision-machined to meet or exceed OEM specifications and are 100% manufactured by trusted U.S. suppliers. Whether you’re customizing for performance or completing a build from the ground up, this kit delivers reliability, quality, and peace of mind.
Designed for seamless compatibility with Glock® 26 Gen 3 and Gen 4 models, this upper parts kit is a perfect match for slide assemblies. All components are engineered with the tight tolerances Glock builders demand for dependable performance in everyday carry, competition, or defensive use.
Included Parts:
- Firing Pin Spring
- Firing Pin Spacer Sleeve
- Spring Cups (2-Pieces)
- Firing Pin Safety
- Firing Pin Safety Spring
- Extractor Depressor Plunger
- Extractor Depressor Plunger Spring
- Spring Loaded Bearing
- Firing Pin Channel Liner
- Extractor
- Slide Cover Plate
- Recoil Spring Assembly – Stainless Steel
Each part is built with durability in mind, ensuring consistent function under high round counts and demanding conditions. Whether you’re an enthusiast, professional gunsmith, or first-time builder, Zaffiri Precision’s UPK offers everything needed to finish the upper half of your slide with confidence.
Warning: This product is to be installed by a competent gunsmith. No liability is expressed or implied for damage or injury which may result from installation or use of this product.
Product Information
| Manufacturer | Zaffiri Precision |
|---|---|
| Compatibility | G26, Gen 3, Gen 4 |
| Platform | Glock |












