Description
The Order P365-XMACRO is a precision-engineered, serialized Fire Control Unit (FCU) from SIG Sauer. This stainless steel chassis forms the legal firearm component of the modular P365 platform, finished in Nitron for durability. It is designed for builders seeking a custom micro-compact, providing the core mechanism to accept aftermarket grips, slides, and barrels for a truly personalized carry pistol.
Key Features
- Serialized SIG Sauer FCU – The federally regulated firearm component.
- Stainless steel construction with Nitron corrosion-resistant finish.
- Compatible with P365-XMACRO series grips, slides, and barrels.
- Features a flat-blade trigger and manual safety compatibility.
- Enables a fully customized micro-compact build from the frame up.
Specifications
| Caliber / Type | 9mm Fire Control Unit (FCU) |
|---|---|
| Material | Stainless Steel |
| Finish | Nitron |
| Compatibility | SIG P365-XMACRO modules & slides |
| Weight | N/A (FCU only) |
This FCU is the engineered heart of the P365. Its stainless steel build ensures long-term reliability under repeated firing stresses. The design accommodates 9mm pressures and interfaces precisely with SIG’s modular grip systems. This allows for a tailored fit and trigger reach, optimizing the shooter’s control for both range use and concealed carry applications.




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