The Polymer 80 PF940C 80% Compact Pistol Frame Kit V1 in Black from Polymer 80 delivers an industry-first compact frame designed for Glock 19/23 Gen 3 components, featuring an aggressive stippled-like grip texture, an extended beaver tail, a double undercut trigger guard, and a thumb ledge that together enhance ergonomics, grip retention, and recoil mitigation for quicker follow-up shots. This high-strength reinforced polymer frame supports a complete LBRS rail system with a stainless steel rear rail module and fixed locking block rail, along with hardened pins for long-term durability, making it ideal for precision builds and dependable field use. The kit includes a complete finishing jig and drill bits to streamline the construction process, while the frames compatibility with Glock 19/23 Gen 3 components ensures broad accessibility of parts and ease of assembly. Paired with Sellier & Bellot 9mm Luger ammo, this 124 grain FMJ 250rd boxed offering provides practical testing and training value that complements the PF940Cs performance-oriented design. This polished, all-purpose frame is crafted for shooters seeking enhanced ergonomics, customizable fit, and reliable operation in a compact handgun platform without compromising build quality or functionality.