Description
The P365-FUSE is a precision-machined, aftermarket chassis module designed for the SIG Sauer P365 series. Manufactured from 7075-T6 aluminum with a hard-anodized Type III finish, it provides a rigid, lightweight foundation for custom builds. This chassis accepts standard P365 FCU (Fire Control Unit) assemblies, enabling a complete frame upgrade that enhances grip ergonomics and accessory mounting capabilities for a superior shooting platform.
Key Features
- CNC-machined from 7075-T6 aerospace aluminum billet
- Hard-anodized Type III Mil-Spec finish for extreme durability
- Direct drop-in compatibility with SIG P365 FCU and slides
- Integrated Picatinny rail section for lights and lasers
- Aggressive front and rear slide serrations for positive manipulation
Specifications
| Caliber / Type | Chassis Module / Frame |
|---|---|
| Material | 7075-T6 Aluminum |
| Finish | Type III Hard Anodized |
| Compatibility | SIG Sauer P365 FCU & Slide Assemblies |
| Weight | Approx. 3.8 oz |
The 7075-T6 aluminum construction offers a superior strength-to-weight ratio compared to polymer frames, reducing flex for consistent shot placement. This chassis is engineered for the 9mm P365 platform, maintaining the pistol’s renowned concealability while providing a more solid grip interface. The design ensures reliable function with all factory P365 internal components and magazines.




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