Glock® 19 Compatible Pistol Build Kit with Rear Serrated Slide | Polymer80
About this product
Complete Your Glock® 19 Build with a Premium Polymer80 Kit
Transform your existing Glock® 19 frame or Polymer80 mid-size frame with this all-in-one build kit, featuring a high-quality rear serrated slide, barrel, and essential parts. Perfect for revamping, restoring, or starting a fresh build, this kit ensures compatibility with Gen3 Glock® 19 models and delivers exceptional performance and durability. Whether you’re finishing an 80% frame or upgrading an OEM pistol, this kit provides everything you need for a reliable and accurate firearm.

Rear Serration Slide Features
Engineered from 416 stainless steel billet, the slide includes wrap-around rear serrations for enhanced grip and control. Heat-treated to 41-44 HRC and finished with a matte black nitride coating, it offers superior wear resistance and corrosion protection. Designed with OEM internal dimensions and sight cuts, it seamlessly integrates with Gen3 systems.
- Rear-cut slide serrations for easy handling
- Heat treated to 41-44 Rockwell C scale
- Matte black nitride finish
- OEM internal dimensions and sight cuts
- Compatible with Gen3 pistols
Barrel Options for Precision and Customization
Choose from multiple barrel options, all crafted from heat-treated 416R stainless steel with a 1:10 twist rate and 11-degree target crown for optimal accuracy. The nitride-treated finish ensures longevity and consistent performance.
- Black Nitride: Durable and sleek
- Stainless Steel: Classic and corrosion-resistant
- Threaded Black Nitride: Includes thread protector for suppressor compatibility
- Threaded Stainless Steel: Combines threading with stainless benefits
Included Accessories for Full Assembly
This kit comes with top-tier components: an OEM-spec slide parts kit, frame parts kit, and Gen3 spring and guide rod. These parts are designed for easy installation and reliable operation, making your build process smooth and efficient.
Technical Specifications and Compatibility
- Model: Compatible with Glock® 19 Gen3 and Polymer80 frames
- Slide Material: 416 stainless steel
- Barrel Material: 416R stainless steel
- Finish: Matte black nitride or stainless steel options
- Twist Rate: 1:10
- Crown: 11-degree target crown
Backed by Polymer80‘s reputation for quality and innovation, this build kit is ideal for firearms enthusiasts and builders seeking a professional-grade upgrade. Enhance your pistol with confidence, knowing every component meets rigorous standards for safety and performance.
What's in the box
- Glock® 19 Compatible Pistol Build Kit with Rear Serrated Slide | Polymer80