Polymer80 PF45™ 80% Full Size Frame and Jig Kit (Glock® 20/21 Compatible)

About this product

Polymer80 PF45 80% Full Size Frame and Jig Kit (Glock 20/21 Compatible) Overview The Polymer80 PF45 80% Full Size Frame and Jig Kit (Glock 20/21 Compatible) is a precision-engineered component platform designed for builders who require a full-size .45 ACP or 10mm Auto frame. This kit includes the unfinished frame, a dedicated drill jig, and all necessary hardware to complete the lower receiver. The polymer80 pf45 80% full size frame and jig kit (glock 20/21 compatible) is constructed from a proprietary glass-reinforced polymer blend that meets OEM dimensional standards while offering the structural integrity expected of a duty-grade frame. Each kit is CNC-machined to within 0.005 inch tolerances, ensuring proper alignment with Gen3 Glock 20 and Glock 21 slide assemblies and internal components. The frame accepts standard Glock 20/21 magazines, slide stop levers, trigger housings, and locking blocks without modification. Features and Specs The polymer80 pf45 80% full size frame and jig kit (glock 20/21 compatible) provides the builder with a fully serializable platform that requires drilling of three pin holes, removal of the trigger housing pocket material, and completion of the front rail channel. Key specifications include: Frame material: Glass-reinforced Nylon 66 polymer with textured front and rear grip serrations Compatibility: Gen3 Glock 20 (10mm Auto) and Glock 21 (.45 ACP) slides, barrels, and lower parts kits Includes: PF45 80% frame, modular jig bl