Zaffiri Precision Upper Parts Kit (UPK) for Glock 17 Gen 4

The Zaffiri Precision Upper Parts Kit (brand part no. UPK-G17G4) supplies the small internal parts needed to complete a bare or stripped Glock 17 slide, built specifically for the Gen 4 generation. It’s made by a US manufacturer to tight tolerances against the original specification, and it is generation-specific — it is not compatible with other Glock generations.

Key Specifications

• Built specifically for the Glock 17.
• Cut specifically for the Gen 4 generation.
• Supplies the small parts needed to complete a bare or stripped slide.
• Sold as a Kit (UPK), not a single part.
• Made by a US manufacturer to tight tolerances against the original specification.
• Not compatible with other Glock generations.

Frequently Asked Questions

What does this kit complete? It supplies the small internal parts needed to finish a bare or stripped Glock 17 slide.

Is this generation-specific? Yes, it’s cut for the Gen 4 generation and is not compatible with other Glock generations.

Is this kit Gen 4 specific? Yes, per the manufacturer these parts are Gen 4 specific and not compatible with any other generation.

Buy the Zaffiri UPK for Glock 17 Gen 4

Order the Zaffiri Precision Upper Parts Kit through our Zaffiri Precision lineup at Schaefer Defense and we will ship it fast, fully insured, from our Lubbock, TX gun shop, along with more Glock slides.