Zaffiri Precision ZPS.3 Complete Upper Assembly for Glock 17 Gen 5 – Black Threaded Barrel

The Zaffiri Precision ZPS.3 complete upper assembly is a replacement or upgrade upper for Glock 17 Gen 5 pistols. This assembly includes slide, barrel, recoil spring assembly, and all internal slide components, allowing shooters to convert their G17 Gen 5 frame to a complete pistol or maintain a backup upper for training and rotation. The threaded barrel enables the use of suppressors or muzzle devices, expanding the pistol's utility for home defense, competition, or range use.

Machined from billet steel with a black finish, the ZPS.3 slide features aggressive serrations and optics-ready cuts compatible with common reflex sight footprints. The threaded barrel is match-grade with a recessed target crown. Installation is drop-in—simply match the upper to your Gen 5 Glock 17 frame without gunsmithing. The assembly arrives fully built and function-tested.

• Part Type: Complete Upper Assembly (Slide, Barrel, Internals)
• Compatible Firearms: Glock 17 Gen 5
• Material: Billet Steel Slide, Match-Grade Barrel
• Finish: Black
• Barrel: Threaded for Suppressors/Muzzle Devices
• Installation: Drop-In
• Includes: Slide, Threaded Barrel, Recoil Spring Assembly, Slide Internals