About the Sig Sauer P365 XMACRO Grip Module
Replacement P365 XMACRO Grip Module for the modular Sig P365 family. Install a P365 FCU to build or re-frame a P365 XMACRO pistol.
Key Features
- Accepts the P365 fire control unit (FCU) — the serialized part — so the grip can be swapped without an FFL transfer
- Fits P365 XMACRO configurations
- Accepts 17-round P365-XMACRO magazines
- Includes small, medium and large backstraps (per Sig description)
Specifications
| Model | P365 XMACRO |
| Fits | P365 XMACRO |
| Caliber | 9mm |
| Manual Safety | No |
| Material | Polymer |
| Color | Black |
| Backstraps | S/M/L interchangeable backstraps |
| Serialized | No (not the serialized part; the FCU is the serialized/FFL component) |
| Requires | P365 Fire Control Unit (FCU), plus matching slide, barrel and magazines |
| Part Number | 8901179 |
FAQ
What does it fit?
It fits the Sig Sauer P365 XMACRO.
What’s included?
Small, medium and large backstraps
Where can I buy it?
Order online or visit Black Bayou Armory in Benton, LA.






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