Sig Sauer P320 Frame/Grip Module Pistol

The Strike SI SMC-C-P320-FRAME-BLK is a modular polymer frame engineered for the SIG Sauer P320 platform. This black frame assembly serves as the serialized lower receiver component and represents the core building block for custom P320 configurations. Designed for shooters who demand platform flexibility and the ability to build or modify their firearm to exact specifications, this frame is machined and finished to Strike Industries' precision manufacturing standards.

The modular design of the P320 platform allows users to swap caliber kits, barrel assemblies, and grip modules without requiring a complete firearm rebuild. The SMC-C-P320-FRAME-BLK accommodates the full range of P320 upper assemblies and Fire Control Unit (FCU) combinations, making it ideal for builders who want to maintain multiple caliber configurations or tailor ergonomics to their specific needs. The polymer construction provides corrosion resistance and a lightweight platform while maintaining the structural integrity required for reliable operation across various ammunition types and shooting disciplines.

This frame is suited for competitive shooters, tactical trainers, and serious enthusiasts who value modular design and customization. Whether building a precision competition pistol, configuring a duty-ready platform, or establishing a multi-caliber training system, the Strike SI SMC-C-P320-FRAME-BLK provides a factory-quality foundation. As a serialized component, this frame constitutes the legally regulated firearm and requires compliance with all applicable federal, state, and local regulations at the point of sale and beyond.