PF940C 80% Compact Pistol Frame Kit

Polymer80 designed the PF940C 80% Compact Pistol Frame Kit to offer compact performance with full-size features. This 80% compact pistol frame delivers enhanced ergonomics, a solid grip texture, and high-strength polymer construction. Compatible with Glock 19/23 Gen 3 components, the PF940C gives builders a reliable base for custom pistol builds.

Product Overview

• Compact size with full-size features
• Ergonomic grip with aggressive texture for control
• Reinforced high-strength polymer frame
• Picatinny/STANAG accessory rail
• Blank serialization plate for compliance
• Includes stainless steel Locking Block Rail System (LBRS™)
• Includes stainless steel Rear Rail Module (RRM™)
• Hardened pins for both rail modules
• Comes with finishing jig and drill bits

Specifications

• Model: PF940C 80% Compact Pistol Frame Kit – Black
• Material: Reinforced polymer with steel rails
• Compatibility: Glock 19 and Glock 23 Gen 3 components
• Color Options: Black, FDE, OD Green, Gray
• Accessory Rail: Picatinny/STANAG compliant

Build Adjustments

Users occasionally report needing to fine-tune pin holes for smooth parts fitment. Take your time during the finishing process, and ensure proper alignment when drilling. Always verify state laws before purchasing or building an 80% frame.

PF940C Accessories

Due to the Picatinny rail, some holsters may not fit the PF940C 80% Compact Pistol Frame Kit. OWB holsters made for Glock 19 with light/rail compatibility work well.

FAQS

Q: What slides and parts work with the PF940C frame kit?
The PF940C is compatible with Glock 19 and Glock 23 Gen 3 slide assemblies and internals.

Q: Does the PF940C Frame Kit come finished?
No, it’s an 80% frame. You must complete the final machining steps using the included jig and drill bits.

Q: Is it legal to own and build the PF940C?
In most states, yes. However, several states restrict or ban 80% frames. Check your local laws before building.

Q: Do I need gunsmith experience to build it?
No. Most users can complete the frame using basic tools and Polymer80’s instructions.

PLEASE NOTE WHEN USING LONE WOLF DIST. COMPLETION PARTS, NOT ALL PARTS MAY BE GEN 3, YOU MUST USE GEN 3 ONLY, ANY OTHER PARTS INSTALLED MAY CAUSE DAMAGE AND WILL IMMEDIATELY VOID THE LIFETIME WARRANTY OF YOUR POLYMER80 PRODUCT. CHECK ALL COMPONENTS BEFORE INSTALLATION. POLYMER80-CO. IS NOT RESPONSIBLE FOR DAMAGES CAUSED BY INCORRECT PARTS INSTALLATION.

DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.