The Zaffiri Precision ZAF Upper Parts Kit For GLK 17 G3 provides a complete set of factory-spec upper components to finish your custom Glock 17 Gen 3 slide. Each part is manufactured in the United States to tight tolerances, giving builders a reliable, drop-in solution that matches original specifications for fit and function.

This kit is ideal for enthusiasts assembling a new slide, refreshing a well-used pistol, or keeping a dedicated spare upper ready for range use or training. Because the components are Gen 3 specific, they are best suited for Glock 17 Gen 3 pattern builds where consistency and dependable cycling are a priority. Zaffiri Precision is known for precise machining and attention to detail, and this kit reflects that same commitment to quality.

Key Features:

• Manufacturer: Zaffiri Precision
• Model: UPK
• Color: Black