Zaffiri Precision Upper Parts Kit for Glock 17/34/17L Gen 4

The Zaffiri Precision Upper Parts Kit includes all the small parts needed to complete a Glock 17, 34, or 17L Gen 4 slide build. This kit provides OEM-spec components for shooters building a custom pistol from parts or replacing worn components in an existing slide. Essential for anyone assembling an aftermarket slide or refurbishing a factory upper.

Manufactured from mil-spec materials with factory finishes to ensure reliable function and durability. All parts are drop-in with no fitting required when installed in a properly machined slide. Basic hand tools and familiarity with Glock disassembly/assembly procedures are recommended for installation.

• Part Type: Upper Parts Kit
• Compatible Firearms: Glock 17, 34, 17L Gen 4
• Material: Steel components with OEM-spec springs
• Finish: Factory black
• Installation: Drop-In (basic hand tools required)
• Includes: Firing pin, firing pin spring, firing pin safety, extractor, extractor plunger, spring-loaded bearing, firing pin cups, and channel liner