Polymer 80 PF940C 80% Compact Pistol Frame Kit V1 Glock 17/22 Glock 19/23 Gen3

The Polymer 80 PF940C 80% Compact Pistol Frame Kit V1 - Black, compatible with Glock 19/23 Gen3 components, represents an industry-first solution from Polymer80 that blends advanced ergonomics with rugged construction. This frame features an aggressive stippled texture, an extended beaver tail, a double undercut trigger guard, and a thumb ledge designed to deliver a secure, high-traction grip and enhanced recoil mitigation. Built from high-strength reinforced polymer, it accommodates a Picatinny/STANAG compliant accessory rail and includes a blank serialization plate, stainless steel locking block rail system (LBRS), and a stainless steel rear rail module (RRM) with hardened pins to ensure lasting performance. The kit comes complete with a finishing jig and drill bits to support precise, consistent fabrication, enabling confident handguns built to your specifications. In addition to the frame, the bundle pairs Underwood's 9mm Luger Xtreme Defender ammunition—a 90 grain, non-expanding solid copper projectile designed for consistent penetration, barrier resistance, and reliable performance—offering a practical pairing of control, accuracy, and terminal performance. Together, the PF940C frame and Xtreme Defender ammunition provide a turnkey platform for builders seeking ergonomic control, adaptable customization, and dependable 9mm versatility.