Description
The Authentic P365-FUSE is a factory-authorized, serialized Fire Control Unit (FCU) from SIG Sauer. This precision-machined stainless steel chassis serves as the legal firearm component for the P365 series, enabling extensive customization. Its Nitron finish provides durability and corrosion resistance. This FCU allows you to build a completely personalized P365 pistol by selecting your preferred grip module, slide, and barrel to meet specific performance and ergonomic requirements.
Key Features
- Official SIG Sauer serialized Fire Control Unit (FCU)
- Machined from durable 416 stainless steel
- Protected by a wear-resistant Nitron finish
- Direct compatibility with all P365 series grip modules and slides
- Enables full custom builds from a single, legally transferable part
Specifications
| Caliber / Type | 9mm Fire Control Unit (FCU) |
|---|---|
| Material | 416 Stainless Steel |
| Finish | Nitron |
| Compatibility | SIG Sauer P365, P365X, P365XL, P365 SAS |
| Weight | N/A |
This FCU is the engineered heart of the P365 platform. Its stainless steel construction ensures long-term reliability under repeated firing cycles, while the precise sear geometry provides a consistent trigger pull. As the serialized component, it is transferred as a firearm, allowing you to legally assemble a custom micro-compact pistol ideal for concealed carry, leveraging the proven 9mm platform for personal defense.




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