Description
Product Overview
The Polymer80 PF940SC™ 80% Subcompact Frame and Jig Kit is a precision-engineered platform for the experienced firearms enthusiast who values customization and the hands-on process of building. Designed to be compatible with widely available Glock® 26/27 Generation 3 components, this kit provides the foundational structure for a reliable, compact semi-automatic pistol. It is intended for individuals who enjoy the technical challenge and satisfaction of completing a frame to their exact specifications. The primary use is to create a personalized, functional firearm for lawful purposes such as recreational shooting, training, and responsible concealed carry (where legally permitted). The kit includes the essential 80% polymer frame, a precision-machined jig, and the necessary drill bits to begin the fabrication process.
Key Features
- Complete Fabrication-Ready Kit: Includes the 80% polymer frame, a durable aluminum jig, and proprietary drill bits. Everything you need to begin the precise machining process is in the box, ensuring proper alignment and a professional result.
- Enhanced Ergonomic Design: Features an extended beavertail and thumb ledge for superior hand positioning and recoil control. The double-undercut trigger guard allows for a higher, firmer grip, enhancing shooter comfort and control.
- Optimized Grip Angle: Engineers have updated the traditional grip geometry from 22 degrees to a modern 18-degree angle. This modification promotes a more natural point of aim and can improve shooting ergonomics for many users.
- Factory-Style Grip Texture: The frame comes with an aggressive, non-slip texture molded directly into the polymer, providing secure handling in all conditions without the need for aftermarket stippling.
- Glock® Gen 3 Compatibility: Guaranteed to work with standard aftermarket and OEM Glock® 26/27 Generation 3 slides, parts kits, and magazines. This ensures a vast ecosystem of components for customization and repair.
- Durable Polymer Construction: Made from high-strength, glass-reinforced polymer, the frame offers an excellent balance of lightweight durability and rigidity, contributing to the overall reliability of the finished firearm.
Performance & Applications
This subcompact frame kit is designed to yield a finished firearm suited for specific roles where concealability and reliability are paramount. Once completed with quality components, the platform is known for its robust performance.
Discreet Carry Platform: When assembled into a complete pistol, the PF940SC™-based firearm offers a compact footprint ideal for concealed carry (where legally authorized). Its ergonomic enhancements, like the undercut trigger guard, make it more comfortable to carry and shoot over extended range sessions compared to stock configurations.
Custom Builds & Training: For the technical shooter, this frame serves as a perfect canvas for a custom build. Enthusiasts can select every component, from the trigger and sights to the slide finish and barrel, creating a tailored tool for advanced training, competition in compact divisions, or as a dedicated practice firearm that mimics a carry gun’s handling.
Home Defense Readiness: When properly assembled and tested, the resulting pistol can serve as a highly reliable option for home defense. Its compatibility with proven Glock® internal mechanisms and its ergonomic upgrades contribute to a platform that can be operated confidently under stress.
About Polymer80
Polymer80 is a recognized leader in the firearms manufacturing industry, specifically known for pioneering the modern 80% receiver market. Their expertise lies in advanced polymer engineering and precision tool design. The company’s commitment is not just to supply parts, but to provide a legitimate platform for education and skilled craftsmanship within the firearms community. Each product, like the PF940SC™, is the result of extensive research, development, and real-world testing. Polymer80’s reputation is built on the consistent dimensional accuracy of their frames and jigs, a critical factor for successful assembly and reliable function, demonstrating their authority and trustworthiness in the field.
Why Buy From F1 Firearms AR-15
Selecting the right retailer is as important as selecting the right components. Based in Spring, TX, F1 Firearms AR-15 is a specialist in the build-your-own space, renowned for their own precision-machined FDR-15 receivers and deep understanding of the firearms manufacturing process. This expertise translates directly to their support for products like the Polymer80 PF940SC™. They are not a general merchandise outlet; they are a technical resource. When you purchase from F1 Firearms, you are buying from a company that comprehends the intricacies of frame completion and values the craftsmanship behind it, ensuring you receive genuine products and informed service.
Make Your Decision
The Polymer80 PF940SC™ 80% Frame and Jig Kit is a serious product for the informed builder. It represents an opportunity to engage directly with the mechanics of your firearm, resulting in a deeply personalized and functional tool. Its design improvements address common ergonomic desires, while its proven compatibility offers a straightforward path to completion. If you possess the technical skill, patience, and commitment to follow detailed instructions and safety protocols, this kit provides a robust and rewarding project. Ensure you understand all local, state, and federal regulations regarding the purchase and completion of 80% frames before proceeding.
Technical Specifications
Frequently Asked Questions
Who is this product for?
This is ideal for discerning buyers who prioritize quality and reliability.
What makes this product stand out?
The Polymer80 PF940SC™ 80% Subcompact Frame and Jig Kit (Glock® 26/27 Compatible) combines quality construction with reliable performance, offering exceptional value.
Is this a quality product?
Polymer80 has built their reputation on quality, and the Polymer80 PF940SC™ 80% Subcompact Frame and Jig Kit (Glock® 26/27 Compatible) exemplifies that commitment.
What warranty is included?
Polymer80 stands behind this product with their manufacturer warranty.

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