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Glock® 17 Compatible Upper Parts Kit | Polymer80

SKUG17-729-BLK
$49.99
✓ Free shipping over $99   ✓ Ships in 1–2 business days   ✓ 30-day returns

About this product

Complete Your Glock® 17 Build with Our Premium Upper Parts Kit

If you’re embarking on an 80% build to create a custom gen 3 Glock® 17 compatible pistol, our Upper Parts Kit is the essential component you need. This kit includes all the high-quality internal parts required to transform your slide into a fully functional unit, ensuring reliability and performance. Designed for enthusiasts and builders who demand precision, this kit is a cornerstone for any DIY firearm project.

What’s Included in the Kit

  • Firing pin and firing pin spring for consistent ignition
  • Firing pin spring cup and firing pin safety for enhanced safety
  • Firing pin safety spring and 9mm extractor for smooth ejection
  • Extractor depressor plunger and spring for reliable operation
  • Channel liner, spacer sleeve, and steel cover plate for durability
  • Polymer guide rod (including washer and screw) and guide rod spring for recoil management

Glock 17 compatible upper parts kit with all components displayed for build

Technical Specifications and Compatibility

This kit is specifically engineered for gen 3 Glock® 17 models, ensuring a perfect fit and seamless integration. Note that it does not include sights or a barrel, allowing you to customize those elements based on your preferences. Whether you’re a first-time builder or an experienced gunsmith, this kit from Polymer80 provides the reliability and quality you expect, backed by years of expertise in the firearms community.

Why Choose This Kit?

Built with precision and tested for performance, each part is manufactured to meet strict standards. This not only boosts your build’s functionality but also enhances safety and longevity. Ideal for home builds, repairs, or upgrades, it’s a trusted choice for achieving a professional-grade firearm. Explore our full range of products to complete your setup and enjoy the satisfaction of a custom-built pistol.

Specs at a glance

Glock® 17 Compatible Upper … SPECS AT A GLANCE 9mm SIZE
Editorial diagram — measurements verified during testing.

What's in the box

  • Glock® 17 Compatible Upper Parts Kit | Polymer80
Sources & methodology. Editorial review and rating by Caleb J. Reisinger based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication.
$49.99